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Sauce

White Sauce

A simple white sauce made with milk, flour, butter, salt, and optional seasonings.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 7 ingredients
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Why it works: Milk and butter 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 ↓

White Sauce

Oven, in the book's wordsA hot oven

Ingredients

Directions

  1. Melt the butter in a saucepan.

  2. Add the flour and stir quickly until well mixed.

  3. Pour in the milk gradually, mixing carefully.

  4. Stir until the sauce boils and is smooth.

  5. Add salt and optional seasonings to taste.

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. Milk + buttertop 7% of all pairs
    Smell alikemoderate
    Cooked together81,283 recipes

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

  2. Flour + buttertop 12% of all pairs
    Smell alikelow
    Cooked together124,287 recipes

    Shared aroma: isobutyraldehyde (malty, green).

  3. Milk + flourtop 14% of all pairs
    Smell alikelow
    Cooked together78,219 recipes

    Shared aroma: isobutyraldehyde (malty, green).

  4. Flour + celerytop 15% of all pairs
    Smell alikemoderate
    Cooked together6,905 recipes

    Shared aroma: isobutyraldehyde (malty, green).

  5. White pepper + celerytop 17% of all pairs
    Smell alikelow
    Cooked together853 recipes

    Shared aroma: myrcene (balsamic, herbaceous).

Flour and butter barely smell alike, yet cooks put them together in 124,287 recipes: they work on texture and structure more than aroma.

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

What each ingredient does

Butter
Melts with the flour to form a roux that gives the sauce body and richness.
Flour
Starch that thickens the milk as it heats, giving the sauce its body.
Milk
Forms the liquid base that the starch thickens into a smooth sauce.

The step that matters

Adding the milk gradually. If hot milk goes in all at once, the flour may clump into lumps that are hard to smooth out. Adding it slowly while stirring lets the starch disperse evenly before the sauce thickens as it boils.

Swap the white pepper

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

  1. Cinnamonfits better
  2. Nutmegfits better
  3. Parsleyfits better
  4. White pepperthe original

Fit is the average pairing score against milk, flour, butter, 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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