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Bone Soup with Vegetables

A clear soup made from bones, carrots, onions, herbs, and flour, simmered for about an hour.

From an old cookbook · modernised transcription
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Why it works: Carrot and pepper match in chemistry and in kitchens. They rank in the top 6% of all ingredient pairs, and cooks put them together in 14,555 recipes. Both carry 2-isopropyl-3-methoxypyrazine, which smells earthy, pea. The science ↓

Bone Soup with Vegetables

Ingredients

Directions

Make the broth

  1. Place the bones in a large iron pot with sliced carrot, onion, herbs, salt, and pepper.

  2. Boil the mixture, then reduce to a simmer for about an hour before dinner.

  3. Remove the bones, add more sliced carrot and onion, and let it simmer gently.

  4. Skim the top occasionally until ready to serve.

Finish the soup

  1. Thicken the soup with flour mixed in water.

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. Carrot + peppertop 6% of all pairs
    Smell alikestrong
    Cooked together14,555 recipes

    Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).

  2. Carrot + oniontop 6% of all pairs
    Smell alikemoderate
    Cooked together21,601 recipes

    Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).

  3. Onion + peppertop 11% of all pairs
    Smell alikemoderate
    Cooked together68,474 recipes

    Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).

  4. Carrot + flourtop 13% of all pairs
    Smell alikemoderate
    Cooked together8,029 recipes

    Shared aroma: isobutyraldehyde (malty, green).

  5. Onion + flourtop 17% of all pairs
    Smell alikemoderate
    Cooked together32,460 recipes

    Shared aroma: isobutyraldehyde (malty, green).

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

What each ingredient does

Bones
Release gelatin and savory flavor into the water during long, gentle simmering.
Flour
Thickens the soup when mixed into water before stirring it in.

Swap the onion

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

  1. Parsnipfits better
  2. Turnipfits better
  3. Capsicumfits better
  4. Onionthe original

Fit is the average pairing score against carrot, pepper, flour. 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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