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Sauce

Kbltkd Butter

A smooth sauce of flour, water, salt and butter, cooked until boiling and served immediately.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 4 ingredients
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Why it works: Flour and butter are a kitchen classic. They rank in the top 12% of all ingredient pairs, and cooks put them together in 124,287 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓

Kbltkd Butter

Ingredients

Directions

  1. In a basin, mix the flour and salt.

  2. Gradually add the water, stirring until smooth.

  3. Transfer the mixture to a small saucepan and cook over medium heat, stirring constantly, until it boils (about 2 minutes).

  4. Add the butter and stir until completely dissolved.

  5. Allow to boil for 1 minute and serve immediately.

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

    Shared aroma: isobutyraldehyde (malty, green).

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

Flour
Thickens the water into a smooth, lightly bodied sauce as it heats.
Butter
Adds richness and a silky, glossy mouthfeel as it melts into the sauce.

The step that matters

Adding the water gradually. Flour lumps if it meets liquid all at once. Adding the water slowly while stirring lets the starch disperse evenly, so the sauce thickens smooth rather than clumpy.

“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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