Name: Thick, Light Gingerbread
Ingredients: 8 ounces butter; 2 pounds all-purpose flour; ½ pound brown sugar; 2 ounces powdered ginger; ½ ounce ground caraway seeds; 2 pounds treacle; 3 eggs

Why it works: Flour and caraway match in chemistry and in kitchens. They rank in the top 6% of all ingredient pairs, and cooks put them together in 1,435 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓

Thick, Light Gingerbread

Ingredients

Directions

Crumble the butter into the flour.
Mix in the brown sugar, powdered ginger, and ground caraway seeds.
Gradually beat in the treacle.
Add the well-whisked eggs and mix until combined.

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.

Flour + carawaytop 6% of all pairs

Smell alikestrong

Cooked together1,435 recipes

Shared aroma: isobutyraldehyde (malty, green).
Ginger + carawaytop 8% of all pairs

Smell alikemoderate

Cooked together288 recipes

Shared aroma: decanal (soap, orange peel).
Butter + flourtop 12% of all pairs

Smell alikelow

Cooked together124,287 recipes

Shared aroma: isobutyraldehyde (malty, green).
Flour + sugartop 15% of all pairs

Smell alikemoderate

Cooked together92,116 recipes

Shared aroma: phenylacetaldehyde (hawthorne, honey).
Flour + gingertop 15% of all pairs

Smell alikemoderate

Cooked together8,564 recipes

Shared aroma: isobutyraldehyde (malty, green).

Butter and flour 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 ginger

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

Cinnamonfits better
Nutmegfits better
Capersfits better
Gingerthe original

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