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Machine Hollandaise: Vitamix & Thermomix, One Recipe

The recipe you actually want to read

Clarified butter so the emulsion holds for hours, not minutes. An acid reduction added before the butter so the pH locks where lecithin works hardest. Yolks brought to 70–72°C and held for a minute so the sauce is pasteurised, set, and safe to keep on the pass all afternoon. Two machines, one chemistry. Build it in a Vitamix when there’s no time to babysit a bain. Build it in a Thermomix when there’s a Thermomix. Either way, four minutes from pour to pass.

Hollandaise is the sauce that breaks careers. It is also, in any galley with a high-power blender or a Thermomix, a sauce that takes four minutes and holds for four hours. The classical version — double-boiler, slow drizzle, prayer — was a workshop technique; it solved the problem of cooking yolks gently when nobody had a thermometer. The machine version solves the same problem with shear, controlled heat, and an honest probe. The chemistry is identical. The execution is faster, more reliable, and more humane to a chef working alone at the pass.

The sauce is named after Holland, where the recipe is thought to have arrived via French Huguenots in the seventeenth century. Escoffier formalised the proportions in Le Guide Culinaire (1903): yolks, clarified butter, acid, salt — in that order. Everything since has been a question of execution.

Three modifications separate this from every other hollandaise: clarified butter (no free water to break the emulsion), an acid-first reduction (pH locked at 4.2–4.5, the lecithin sweet spot), and a 70–72°C pasteurisation hold (safe for service, set in texture, no scrambling). The Vitamix and Thermomix paths reach the same target by different roads.

Yield
250 g
6–8 covers
Active
4 min
Total
25 min
Target
70°C
158°F
Hold
4 hr
at 60°C

Source: Calibrated against Escoffier’s Le Guide Culinaire proportions + McGee on emulsion water-failure + Modernist Cuisine Vol. 4 on lecithin pH + Baldwin’s sous-vide pasteurisation tables
Key technique: Acid-first; clarified butter at 70–75°C; hold yolks at 70–72°C for 60 sec

One-Page Galley Card Both methods on a single A4 — print, pin to the wall, keep in the galley binder. View PDF

Ingredients

Weight preferred · US volume for when you can’t scale

Acid Reduction — yields ~25g

IngredientWeightVolumeNotes
White wine vinegar60g¼ cupChampagne or chardonnay vinegar both work
Dry white wine30g2 tbspUse what’s open — not oaky
Shallot, fine brunoise25g1 smallCut fine; you’re straining anyway
Black peppercorns, cracked2g~½ tspCrack with the side of a knife, don’t grind
Bay leaf1g1 leafFresh if you have it

Yolks & Hydration

IngredientWeightVolumeNotes
Egg yolks (4 large)80g4 yolksRoom temperature 30 min before build
Acid reduction (above)25g~1½ tbspCooled to room temperature
Cold water15g1 tbspHydration anchor — do not skip
Diamond kosher salt2g½ tspOr 1.5g fine sea salt
Cayenne0.3gpinchClassical seasoning — not a flavour, a corner

Clarified Butter

IngredientWeightVolumeNotes
Unsalted butter (whole)320g1‖ cupsYields ~250g clarified after skim + decant
Clarified butter, hot250gscant 1‖ cupsHold at 70–75°C for the pour

Equipment: Vitamix or Thermomix · small saucepan (reduction) · medium saucepan (clarifying butter) · chinois or fine mesh strainer · digital scale · instant-read thermometer · pre-warmed thermos (1 L vacuum flask) · Cambro or warm bain for butter

Method

Phase 1: The Reduction — 06:00 mise, hold cold all day

  1. Combine vinegar, wine, shallot, peppercorn, bay leaf in a small saucepan.
  2. Reduce on low. Until the liquid weighs ~25g and pulls a syrup off the spoon. 8–10 minutes. Do not catch the bottom.
  3. Strain through a chinois. Press the shallots to extract every drop. Discard the solids.
  4. Cool to room temperature before joining the yolks. Hot reduction scrambles raw yolks instantly.
Why acid before butter, not lemon at the end?
Egg yolk lecithin is a pH-sensitive emulsifier. Its working window is roughly 4.0–4.8; outside that band the phospholipid heads change conformation and stop binding fat as efficiently. Adding the reduction first puts the yolks at pH 4.2–4.5 before any butter touches the bowl — lecithin is at full strength for the duration of the build. Lemon at the end (the classical move) leaves the sauce alkaline through the emulsification phase, which is one of the reasons classical hollandaise was always one chef’s prayer away from breaking.
— Nathan Myhrvold et al., Modernist Cuisine Vol. 4, 2011

Phase 2: Clarified Butter — 06:00 mise, hold warm at 60°C

  1. Melt 320g whole butter in a small saucepan, low heat, no stirring. 6–8 minutes.
  2. Skim the white foam from the surface — that’s the casein. Discard.
  3. Decant the gold middle layer into a Cambro or warm bain. Stop pouring before the milky water at the bottom joins the party.
  4. Hold at 60°C until service. Yield: ~250g clarified.
Why clarified butter, not whole butter?
Whole butter is roughly 80 percent fat, 16 percent water, 4 percent milk solids. The free water is the saboteur: under heat and shear, water pockets coalesce, push fat droplets together, and break the emulsion from the inside. Clarifying removes both the water and the caseins, leaving only butterfat. Empirically, sauce shelf life on the pass triples — from about 45 minutes (whole butter) to over 4 hours (clarified). For a charter that runs canapés through to dessert, that difference is the entire reason this version exists.
— Harold McGee, On Food and Cooking, p. 626

Both Phase 1 and Phase 2 are done by 06:00. Reduction and clarified butter live in the fridge or in the warm bain all day. The actual sauce build at service is four minutes from a standing start.

Phase 3a: The Build — Vitamix path (hot butter does the cooking)

  1. Vitamix bowl: cold yolks + cooled reduction + cold water + salt + cayenne. 80g + 25g + 15g + 2g + pinch. No bain pre-warm — the hot butter delivers the thermal work.
  2. Heat clarified butter to 95°C. Visibly hot, just below the point where a flicked drop of water sizzles violently. Probe to confirm. Clarified butter has no milk solids to scorch; the smoke point sits near 250°C, so 95°C is comfortable.
  3. Pulse on Variable 3 to combine yolks, reduction and water. 5 seconds.
  4. Run on Variable 4 and stream the hot butter through the lid hole over 60 seconds. Pencil-lead-thick ribbon, against the bowl wall, never glugging onto the blade. The butter cooks; the blender emulsifies. Both happen in the same minute.
  5. Probe the sauce. Should read 70–72°C. The thermal math: 250 g of clarified butter at 95°C joining 122 g of yolk-and-acid at room temperature equilibrates near 71°C — inside the pasteurisation window, no second pass needed.
  6. If under 68°C, run another 15 seconds on Variable 6 — friction will close the gap. If over 75°C, the butter went in too hot or the yolks were already warm; texture will be slightly grainy. Strain through a chinois and accept reduced yield. Next time, probe the butter before pouring.
  7. Decant immediately into a thermos pre-warmed to 60°C. Hold up to 4 hours.
Why hot butter is simpler than friction-heating
Yolk pasteurisation is a temperature window, not a process. The conservative machine recipe uses tepid butter (70–75°C) plus a bain pre-warm plus blender friction to climb into that window — three thermal sources stitched together. Hot clarified butter (95°C) carries enough thermal mass on its own to land 250 g of finished sauce inside the 70–72°C band in a single pour. One step, one probe, no babysitting. Julia Child published this principle for whole butter in Mastering the Art of French Cooking (1961); clarified butter is the modification that lets the same trick hold for four hours instead of forty minutes.

Why a Thermomix hollandaise splits — the seven things to check before you press start.

The Thermomix is the more forgiving of the two machines, but the band of conditions where it lands first time is narrow. If a build just broke, one of these is almost certainly the cause.

  1. Yolks at room temperature. Cold yolks pull localised hotspots above 75°C near the heating element while the bulk is still climbing — the contact zone scrambles before the sauce sets. Out of the fridge 30 min before the build. Non-negotiable.
  2. Reduction fully cooled. Warm reduction scrambles raw yolks the moment they meet, before the machine even starts. Cool to room temperature first, every time.
  3. Bowl bone dry. Rinse residue or condensation adds free water to the aqueous phase — the emulsion can’t carry the fat load and breaks during the pour. Towel-dry the bowl after washing.
  4. Butter held at 70–75°C, not below. Under 65°C the butterfat is recrystallising in solid fragments; those fragments seed coalescence the second they enter the bowl. Probe the butter, don’t trust the bain.
  5. Pour speed: a steady 90 seconds for the full 250 g. Faster and the phospholipid heads can’t migrate fast enough to coat the new fat surface; the butter pools and breaks. Count it out loud if you have to.
  6. Pour against the bowl wall through the lid hole. Not onto the spinning blade. Direct blade contact atomises the butter into droplets so fine they re-coalesce into a slick. Down the side is correct.
  7. Speed 4, standard blade. Not the butterfly whisk — despite the name it folds rather than shears, and breaks this sauce. Not speed 5+ — aerates and heat-shocks. Speed 4 with the blade is the only setting that works.

One more, easy to miss: the Thermomix temperature setting lags 2–3°C behind actual bowl temperature. A 70°C dial sometimes lands at 73–74°C in the sauce; combined with hot butter, that overshoots into scrambled territory. Probe the finished sauce, not the dial.

Phase 3b: The Build — Thermomix path (machine has heat + shear)

  1. Thermomix bowl: yolks + cooled reduction + cold water + salt + cayenne. 80g + 25g + 15g + 2g + pinch.
  2. Run 70°C / 4 min / speed 4. The mixture climbs to a sabayon — thick, pale, ribboning off the paddle.
  3. With the machine still running at 70°C / speed 4, drizzle the clarified butter (at 70–75°C) through the hole on the lid over 90 seconds. Steady, thin stream.
  4. Probe the sauce. Should read 70–72°C. Hold at this temperature for 60 seconds (machine still running). This is the pasteurisation step.
  5. Drop to 65°C / speed 1 for service hold. Up to 30 minutes in the bowl.
  6. For longer holds, decant into a thermos pre-warmed to 60°C. Up to 4 hours.
Why hold at 70–72°C for 60 seconds?
Egg yolk proteins (livetin, vitellin, phosvitin) coagulate progressively from 65°C upward. At 70°C, held for 60 seconds, the proteins are firm enough to set the sauce’s body but not so denatured that the matrix becomes grainy. The same band — 70°C / 60 sec — is the recognised pasteurisation point for salmonella in egg yolk: a 7-log reduction, regulator-grade safe. Below 65°C the sauce is loose and microbially live; above 75°C the proteins overcook and the sauce scrambles. The window is narrow; a thermometer is non-negotiable.
— Douglas Baldwin, Practical Guide to Sous Vide Cooking, 2008

Sauce broken? Crack a fresh yolk plus 5g warm water into a clean bowl. Whisk hard. Drizzle the broken sauce in slowly while whisking. Recovery rate: about 90 percent. Faster than starting from scratch — and worth knowing before service night.

Phase 4: The Hold — 60°C, 4 hours, no exceptions

  1. Pre-warm the thermos. Rinse with boiling water, drain, dry the lip. The flask must be hot when the sauce arrives; cold glass shocks the emulsion.
  2. Decant the sauce. Direct from machine to thermos. Cap.
  3. Hold at 60°C ± 3°C. Above 65°C the yolks keep cooking and the sauce overshoots. Below 55°C the butter starts to solidify and the sauce will break on plating.
  4. Refresh at the 90-minute mark if the service window is long. Decant half into a fresh hot thermos; build a small replacement batch when the first thermos hits 3 hours.

The hold temperature is the sauce. 60°C ± 3°C is the only safe band. Charter chefs lose more sauce to bad holding than to bad building — the build is four minutes; the hold is the whole service.

Elevation

The base recipe already includes the three core modifications. These go further — or pivot the sauce to its classical sisters and daughters.

Tier 1 — No Extra Time

ModificationWhat It DoesHow
BéarnaiseThe classical sister — defining steakhouse sauceReduction = tarragon vinegar + shallot + cracked pepper. Fold chopped tarragon + chervil at finish.
MaltaiseAnthocyanins + bitter pith balance richness; the asparagus sauce60g blood orange juice reduced to 20g, replaces half the acid reduction. Fine-grate orange zest at finish.
MousselineLighter texture without diluting flavour — for delicate fishFold 60g lightly whipped cream into 250g finished sauce at service.

Tier 2 — Worth the Extra 10 Minutes

ModificationWhat It DoesHow
Brown the clarified butterMaillard nuttiness bridges butter to a savoury second registerTake the gold layer to noisette (140°C, hazelnut aroma) before the pour.
Torch the surfaceBrûlée-style Maillard cap; the gratin trick that lifts hollandaise to eye-level on the platePlate the sauce. Sweep a butane torch flame 10 cm above the surface in slow arcs for 8–12 sec until light gold spots flash. Don’t park the flame — the surface skin will split.
ChoronTomato body that takes the sauce from beef to lamb to summer vegCook 30g tomato paste in 10g of the clarified butter; whisk into finished sauce.
PaloiseMint replaces tarragon in the béarnaise — lamb’s natural sauceReduction with mint stems; fold chopped mint at finish.
How to torch hollandaise without splitting it
Hollandaise breaks at the surface the moment local temperature crosses 75°C and the emulsion can no longer hold its water. A butane torch flame sits around 1300°C; held still for more than two seconds it cooks the cap in milliseconds and the sauce splits visibly within five. The trick is movement: hold the flame 10 cm above the plate, sweep in slow arcs across the surface, and stop the second the first gold spots appear — usually 8–12 seconds total. With practice the cap reads brûlée-brown over an emulsion that’s still glossy and intact underneath. For larger plates (eggs benedict at six covers, asparagus gratin) a salamander gives a more even cap; the indirect heat tolerates a few extra seconds of inattention without breaking.
— Heston Blumenthal, In Search of Perfection: Eggs Benedict, 2008

Tier 3 — Restaurant Level

★ Service-Line Weapon

N2O siphon (espuma) — the single biggest service upgrade on this sauce. Strain the finished hollandaise into a 0.5L iSi siphon, charge with one N2O cartridge (two for a 1L bottle), shake hard six times, hold sealed in a 60°C water bath. Dispense on demand. No whisk, no thermos pour, no skin, no oxidation, no breakage for four to six hours.

The mechanism: under pressure, N2O dissolves into the fat phase of the emulsion. On release, the gas expands into stable bubbles that drop the sauce’s density by roughly thirty percent and lengthen the way it coats the palate. The sealed pressurised bottle starves the surface of oxygen, so the carotenoid skin that normally forms on a thermos sauce does not develop. Ferran Adrià pioneered the espuma technique at elBulli in 1994; Heston Blumenthal runs hollandaise this way at Dinner. The galley application is identical: build the sauce once at 11:00, charge it, hold it, dispense for the rest of service.

ModificationWhat It DoesHow
Smoked clarified butterPhenols anchor the sauce on grilled steak or wood-roasted fishCold-smoke the clarified butter 15 min over apple or hay before holding warm.
Bone marrow hollandaiseSaturated fat thickens without breaking; steakhouse on a French sauceWhisk 30g warm rendered marrow into the finished sauce off-machine.
Yuzu kosho béarnaiseCitrus + chili heat; reframes for raw fish, oysters, charcuterieReplace half the acid reduction with yuzu juice + 5g yuzu kosho whisked in at finish.

Charter Prep & Storage

The sauce itself does not make ahead. The mise does — reduction and clarified butter are built at 06:00 and live in the fridge or warm bain all day. When the call comes, the build is four minutes. Anyone who says they hold finished hollandaise overnight is either wrong or serving a different sauce.

ComponentHow Far AheadMethod
Acid reduction1 weekStrain, cool, fridge in a sealed jar. Vinegar preserves it.
Clarified butter6 weeks fridge / 6 mo freezerPortion into 250g pots. Re-warm to 60°C in a bain for service.
Pre-portioned yolks3 days fridge4-yolk × 80g containers. Bring to RT 30 min before build.
Finished sauce (thermos)4 hours max60°C ± 3°C in pre-warmed thermos. Refresh at 90 min for long service.
Finished sauce (iSi siphon)4–6 hours0.5L bottle, 1 N2O charge, 60°C bath. Sealed = no skin, no oxidation. Dispense on demand.
Pre-warmed thermosat serviceRinse with boiling water, drain, dry. Cold glass shocks the emulsion.

Shelf Life

Reduction: 1 wk fridge
Clarified butter: 6 wk fridge · 6 mo freezer
Finished sauce: 4 hr at 60°C · do not refrigerate & reheat

Batch Scaling

×1 (250g)×2 (500g)×3 (750g)
VitamixOKRun as 2 batchesRun as 3 batches
ThermomixOKOKRun as 2 batches
Build time4 min8 min total12 min total
Why splitVitamix: agitation surface to volume dropsBoth: emulsion gets unstable above 750g

Variations — one-line swaps from this base

SauceSwapPairs With
BéarnaiseTarragon vinegar reduction; chopped tarragon + chervil at finishSteak, lamb, poached eggs
MaltaiseHalf the acid replaced by reduced blood orange; orange zest finishAsparagus, white fish, fennel
MousselineFold 60g whipped cream at serviceSole, turbot, brill, scallop
Choron30g tomato paste cooked in butter, whisked inLamb, summer vegetables, eggs Benedict variant
PaloiseMint replaces tarragon in béarnaise baseLamb, courgette, peas

Troubleshooting

ProblemCauseFix
Sauce broken / splitButter too cold, butter too fast, or overcooked yolksFresh yolk + 5g warm water in clean bowl. Whisk hard. Drizzle broken sauce in slowly. ~90% recovery.
Grainy textureButter was below 65°C when pouredRe-warm butter to 70–75°C, run machine 15 sec longer.
Scrambled / lumpyButter was above 80°C, or sauce held above 72°CStrain through chinois. Will lose body but salvage flavour. Next time: probe before pour.
Too thinInsufficient agitation, or yolks didn’t coagulateVitamix: another 30 sec on Variable 6. Thermomix: 70°C / 90 sec / speed 4.
Too thick / pastyHeld too long, or temperature climbed above 72°CWhisk in 5g warm water per 100g sauce.
Tastes flatAcid reduction skipped or under-reducedWhisk in 2g lemon juice + pinch of salt. Better: don’t skip the reduction.
Sauce breaks on platingHeld below 55°C, butter solidifiedPre-warm thermos. Hold at 60°C, never lower. Plate fast onto warm protein.

One-Page Galley Card

Both methods (Vitamix & Thermomix) on a single A4 page. Print it, pin it to the wall, keep it in the galley binder.

View PDF
Sources & Further Reading
  • Classical proportions: Auguste Escoffier, Le Guide Culinaire, 1903
  • Emulsion water-failure mechanism: Harold McGee, On Food and Cooking, 2004 (revised), p. 626
  • Lecithin pH optimum + acid-first technique: Nathan Myhrvold et al., Modernist Cuisine Vol. 4: Plated-Dish Recipes, 2011
  • Yolk pasteurisation thermal tables: Douglas Baldwin, A Practical Guide to Sous Vide Cooking, 2008
  • Lecithin / molecular gastronomy framework: Hervé This, Molecular Gastronomy: Exploring the Science of Flavor, 2006

Have you tried clarified butter, acid-first reduction, or the 70°C hold in your hollandaise?

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