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Kidney Beans

Kidney beans are boiled with salt, then served with melted butter and optional vinegar.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 5 ingredients
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Why it works: Kidney beans and vinegar work together. They rank in the top 16% of all ingredient pairs, and cooks put them together in 180 recipes. Both carry isoamyl acetate, which smells banana, pear. The science ↓

Kidney Beans

Ingredients

Directions

Prepare

  1. String the kidney beans.

  2. Slit them down the middle and cut them across.

  3. Soak the beans in salt water.

Cook and serve

  1. Bring a pot of water to a boil, then add the beans with a little salt.

  2. Cook until tender, then drain through a sieve or colander.

  3. Serve with melted butter and vinegar on the side.

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. Kidney beans + vinegartop 16% of all pairs
    Smell alikelow
    Cooked together180 recipes

    Shared aroma: isoamyl acetate (banana, pear).

  2. Kidney beans + buttertop 22% of all pairs
    Smell alikemoderate
    Cooked together186 recipes

    Shared aroma: trans-2-nonenal (cardboard, fatty).

  3. Butter + vinegartop 23% of all pairs
    Smell alikemoderate
    Cooked together13,513 recipes

    Shared aroma: isoamyl acetate (banana, pear).

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

What each ingredient does

Kidney beans
Form the main body of the dish, providing starchy texture that softens when cooked.
Butter
Adds fat and richness that coats the beans and carries flavor.
Vinegar
Adds a sharp acidity that brightens the flavor of the buttered beans.

The step that matters

Cook until tender. Beans soften as their starch gelatinizes during simmering. Stopping too early leaves them firm and chalky, while cooking too long can split their skins and make them mushy.

Swap the kidney beans

How well each one fits the dish's main ingredients (butter, vinegar):

  1. Soybeanfits better
  2. Sesamefits better
  3. Peanutfits better
  4. Kidney beansthe original

Fit is the average pairing score against butter, vinegar. 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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