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Black Cake, or Plum Cake

From an old cookbook · modernised transcription
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Why it works: Flour and raisin match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 9,075 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓

Black Cake, or Plum Cake

Ingredients

Directions

  1. Sift the flour and set aside.

  2. Cream the butter and powdered sugar together until light and fluffy.

  3. Add the eggs one at a time, mixing well after each addition.

  4. Stir in the flour gradually until well combined.

  5. Fold in the raisins, currants, mixed spice, nutmeg, wine, brandy, rose water, and citron.

  6. Pick and wash the currants, then drain them in a colander.

  7. Wipe the currants with a towel and spread them on a dish to dry near a fire or in the sun.

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 + raisintop 1% of all pairs
    Smell alikestrong
    Cooked together9,075 recipes

    Shared aroma: isobutyraldehyde (malty, green).

  2. Raisin + cinnamontop 1% of all pairs
    Smell alikemoderate
    Cooked together5,390 recipes

    Shared aroma: 1-octen-3-ol (mushroom, earthy).

  3. Flour + cinnamontop 9% of all pairs
    Smell alikemoderate
    Cooked together17,341 recipes

    Shared aroma: isobutyraldehyde (malty, green).

  4. Mace + cinnamontop 10% of all pairs
    Smell alikemoderate
    Cooked together3,611 recipes

    Shared aroma: methyleugenol (clove, spice).

  5. Sugar + cinnamontop 10% of all pairs
    Smell alikelow
    Cooked together30,779 recipes

    Shared aroma: guaiacol (smoky, sweet).

Sugar and cinnamon barely smell alike, yet cooks put them together in 30,779 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 mace

How well each one fits the dish's main ingredients (flour, butter, sugar, egg, raisin, currant, cinnamon):

  1. Nutmegfits better
  2. Allspicefits better
  3. Clovefits better
  4. Macethe original

Fit is the average pairing score against flour, butter, sugar, egg, raisin, currant, cinnamon. Candidates are from the same food group and used in at least 100 recipes.

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