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Mushroom-catsup

From an old cookbook · modernised transcription
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Why it works: Shallot and pepper are a kitchen classic. They rank in the top 11% of all ingredient pairs, and cooks put them together in 5,898 recipes. Both carry 2,4-decadienal, which smells seaweed. The science ↓

Mushroom-catsup

Ingredients

Directions

  1. Combine the pounded anchovies and shallots in a pot.

  2. Add the soy sauce, black pepper, and cayenne pepper.

  3. Simmer slowly by the side of the fire until the bones of the anchovies dissolve.

  4. Strain the mixture and let it cool.

  5. Bottle the cooled sauce for use.

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. Shallot + peppertop 11% of all pairs
    Smell alikemoderate
    Cooked together5,898 recipes

    Shared aroma: 2,4-decadienal (seaweed).

  2. Shallot + saucetop 14% of all pairs
    Smell alikemoderate
    Cooked together1,303 recipes

    Shared aroma: ethanol (alcoholic, ethereal).

  3. Sauce + peppertop 27% of all pairs
    Smell alikelow
    Cooked together15,303 recipes

    Shared aroma: ethanol (alcoholic, ethereal).

Sauce and pepper barely smell alike, yet cooks put them together in 15,303 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

Swap the shallot

How well each one fits the dish's main ingredients (sauce, pepper):

  1. Capsicumfits better
  2. Tomatofits better
  3. Mustardfits better
  4. Shallotthe original

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

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