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Herb Soup

From an old cookbook · modernised transcription
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Why it works: Spinach and purslane share more aroma than cooks usually use. They rank in the top 1% of all ingredient pairs, and cooks put them together in 15 recipes. Both carry coumarin, which smells sweet, hay. The science ↓

Herb Soup

Ingredients

Directions

  1. Clean and chop the lettuces, spinach, purslane, beet leaves, onions, and parsley.

  2. Remove seeds from the cucumbers and slice them.

  3. In a saucepan, melt the butter over low heat, then add the chopped vegetables.

  4. Cover and cook on low for 2 hours, stirring occasionally.

  5. Add boiling water to achieve desired thickness and season with pepper and salt.

  6. Simmer for 1 hour, then add boiled and chopped asparagus tops.

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. Spinach + purslanetop 1% of all pairs
    Smell alikestrong
    Cooked together15 recipes

    Shared aroma: coumarin (sweet, hay).

  2. Purslane + cucumbertop 1% of all pairs
    Smell alikestrong
    Cooked together22 recipes

    Shared aroma: coumarin (sweet, hay).

  3. Parsley + peppertop 2% of all pairs
    Smell alikestrong
    Cooked together34,122 recipes

    Shared aroma: 4'-methylacetophenone (bitter almond).

  4. Purslane + parsleytop 2% of all pairs
    Smell alikestrong
    Cooked together32 recipes

    Shared aroma: coumarin (sweet, hay).

  5. Spinach + cucumbertop 3% of all pairs
    Smell alikestrong
    Cooked together355 recipes

    Shared aroma: trans-2-hexenal (green, leafy).

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

Swap the onion

How well each one fits the dish's main ingredients (cabbage, spinach, purslane, parsley, cucumber, butter, pepper):

  1. Lettucefits better
  2. Chivefits better
  3. Beetrootfits better
  4. Onionthe original

Fit is the average pairing score against cabbage, spinach, purslane, parsley, cucumber, butter, pepper. Candidates are from the same food group and used in at least 100 recipes.

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