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Cream Tomato Soup

A tomato soup thickened with butter, milk, and cracker crumbs, seasoned with salt and pepper.

From an old cookbook · modernised transcription
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Cream Tomato Soup

Why it works: Butter and milk are a kitchen classic. They rank in the top 7% of all ingredient pairs, and cooks put them together in 81,283 recipes. Both carry (z)-4-heptenal, which smells biscuit, cream. The science ↓

Cream Tomato Soup

Ingredients

Directions

Make the tomato base

  1. Strain the can of tomatoes through a sieve.

  2. Add baking soda, bring to a boil, and skim off any foam.

  3. Season with butter, salt, and pepper.

Add the milk and serve

  1. Scald the milk and add it along with the cracker crumbs to the tomato mixture.

  2. Serve hot.

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.

Photo for illustrative purposes only · Contact us to use it

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. Butter + milktop 7% of all pairs
    Smell alikemoderate
    Cooked together81,283 recipes

    Shared aroma: (z)-4-heptenal (biscuit, cream).

  2. Tomato + peppertop 7% of all pairs
    Smell alikemoderate
    Cooked together17,923 recipes

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

  3. Tomato + milktop 15% of all pairs
    Smell alikemoderate
    Cooked together2,226 recipes

    Shared aroma: 1-octen-3-one (mushroom, metallic).

  4. Butter + peppertop 21% of all pairs
    Smell alikemoderate
    Cooked together85,593 recipes

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

  5. Tomato + buttertop 22% of all pairs
    Smell alikemoderate
    Cooked together6,918 recipes

    Shared aroma: 3-hexenal (apple, fruity).

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

What each ingredient does

Tomatoes
Provide the main flavor, acidity, and liquid base of the soup.
Baking soda
Neutralizes some of the tomatoes' acidity, which helps keep the milk from curdling.
Milk
Adds creaminess, body, and a mild sweetness that softens the tomato's sharpness.
Butter
Adds fat for richer flavor and a smoother, silkier mouthfeel.
Cracker crumbs
Absorb liquid and swell, thickening the soup and giving it more body.

The step that matters

Adding the milk to the tomatoes. Tomatoes are acidic, and acid can make milk curdle when the two are combined. Baking soda raises the pH to reduce this risk. Scalding the milk first also helps it blend smoothly into the hot tomato mixture.

Swap the tomato

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

  1. Potatofits better
  2. Capsicumfits better
  3. Tomatothe original
  4. Asparagusfits about as well

Fit is the average pairing score against butter, pepper, milk. 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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