Name: Pickled Apples
Ingredients: 3 quarts vinegar; 1 quart water; 3 pounds sugar; cinnamon to taste; cloves to taste; allspice to taste

Why it works: Cinnamon and clove match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 14,189 recipes. Both carry ethyl cinnamate, which smells sweet, balsamic. The science ↓

Pickled Apples

Ingredients

Directions

Combine vinegar, water, and sugar in a pot.
Add cinnamon, cloves, and allspice to your taste.
Heat the mixture until boiling hot.
Pour the hot mixture over the apples and repeat this process two or three times.

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.

Cinnamon + clovetop 1% of all pairs

Smell alikestrong

Cooked together14,189 recipes

Shared aroma: ethyl cinnamate (sweet, balsamic).
Clove + allspicetop 1% of all pairs

Smell alikestrong

Cooked together7,874 recipes

Shared aroma: estragole (anise, licorice).
Cinnamon + allspicetop 1% of all pairs

Smell alikestrong

Cooked together5,536 recipes

Shared aroma: estragole (anise, licorice).
Sugar + cinnamontop 10% of all pairs

Smell alikelow

Cooked together30,779 recipes

Shared aroma: guaiacol (smoky, sweet).
Vinegar + allspicetop 13% of all pairs

Smell alikemoderate

Cooked together4,548 recipes

Shared aroma: 2-methylbutyl acetate (fruit).

Sugar and cinnamon barely smell alike, yet cooks put them together in 30,779 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

How well each one fits the dish's main ingredients (vinegar, sugar, cinnamon, allspice):

Clovethe original
Nutmegfits about as well
Gingerfits less well
Cardamomfits less well

Fit is the average pairing score against vinegar, sugar, cinnamon, allspice. Candidates are from the same food group and used in at least 100 recipes.