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Sauce

Melted Butter with Milk

A sauce made by melting butter, adding milk, and optionally incorporating boiled onion and celery.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 4 ingredients
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Why it works: Butter and milk are a kitchen classic. They rank in the top 7% of all ingredient pairs, and cooks put them together in 81,283 recipes. Both carry (z)-4-heptenal, which smells biscuit, cream. The science ↓

Melted Butter with Milk

Ingredients

Directions

  1. Melt the butter in a saucepan.

  2. Substitute milk for water in the melted butter.

  3. If using onion, boil it in water until tender, then chop.

  4. Add the chopped onion to the melted butter and milk mixture.

  5. If using celery, boil it similarly and add it immediately to the sauce to prevent blackening.

Recipe from a historical cookbook (Internet Archive).

Transcribed from a scanned cookbook and modernised for today's kitchens. Where the book gave no heat or time, or said "a moderate oven", the temperatures and times here may be modern equivalents rather than the book's own figures.

Explore the science

The flavor team

The pairs that carry this dish. Each one is judged two ways: how much their aromas overlap, and how often cooks already put them together.

  1. Butter + milktop 7% of all pairs
    Smell alikemoderate
    Cooked together81,283 recipes

    Shared aroma: (z)-4-heptenal (biscuit, cream).

  2. Onion + celerytop 7% of all pairs
    Smell alikemoderate
    Cooked together18,518 recipes

    Shared aroma: guaiacol (smoky, sweet).

  3. Butter + oniontop 15% of all pairs
    Smell alikemoderate
    Cooked together42,912 recipes

    Shared aroma: decanal (soap, orange peel).

  4. Milk + oniontop 20% of all pairs
    Smell alikemoderate
    Cooked together13,418 recipes

    Shared aroma: hexanal (green, grassy).

  5. Milk + celerytop 21% of all pairs
    Smell alikemoderate
    Cooked together3,491 recipes

    Shared aroma: gamma-decalactone (peach, creamy).

Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs

What each ingredient does

Butter
Provides fat for richness and a buttery flavor in the sauce.
Milk
Forms the liquid base and adds creaminess and milk solids for body.

The step that matters

Adding the celery immediately. Cooked celery can darken when exposed to air. Adding it straight into the sauce, as the record directs, limits that discoloration and keeps the sauce's appearance even.

Swap the onion

The recipe marks onion as optional. How well each one fits the dish's main ingredients (butter, milk, celery):

  1. Potatofits better
  2. Carrotfits better
  3. Leekfits better
  4. Onionthe original

Fit is the average pairing score against butter, milk, celery. Candidates are from the same food group and used in at least 100 recipes.

“What each ingredient does” and “The step that matters” were written by Claude from this recipe’s own method and reviewed in samples by CompKitchen.

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