Name: Brown Fish Soup
Ingredients: fresh fish, cut into small pieces; flour, for coating; butter or olive oil; hot water; coarse sea salt; black pepper; 1 clove garlic (optional)

Why it works: Pepper and clove match in chemistry and in kitchens. They rank in the top 5% of all ingredient pairs, and cooks put them together in 17,451 recipes. Both carry ethyl octanoate, which smells fruity, wine. The science ↓

Brown Fish Soup

Ingredients

Directions

Coat the fish pieces in flour.
Heat butter or olive oil in a saucepan and brown the fish.
Cover the fish with plenty of hot water.
Season with coarse sea salt and black pepper.
Boil slowly for 15 minutes.
Add garlic if desired.

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.

Pepper + clovetop 5% of all pairs

Smell alikestrong

Cooked together17,451 recipes

Shared aroma: ethyl octanoate (fruity, wine).
Pepper + garlictop 8% of all pairs

Smell alikemoderate

Cooked together27,090 recipes

Shared aroma: beta-phellandrene (minty, terpene).
Clove + garlictop 10% of all pairs

Smell alikemoderate

Cooked together11,368 recipes

Shared aroma: linalool (floral, citrus).
Fish + buttertop 12% of all pairs

Smell alikemoderate

Cooked together4,488 recipes

Shared aroma: (z)-4-heptenal (biscuit, cream).
Flour + buttertop 12% of all pairs

Smell alikelow

Cooked together124,287 recipes

Shared aroma: isobutyraldehyde (malty, green).

Flour and butter barely smell alike, yet cooks put them together in 124,287 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 clove

The recipe marks clove as optional. How well each one fits the dish's main ingredients (fish, flour, butter, pepper, garlic):

Parsleyfits better
Capersfits better
Thymefits better
Clovethe original

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