Name: Cold Boiled Sweet Potatoes
Ingredients: cold boiled sweet potatoes; salt; pepper; butter or pork, ham, or chicken fat

Why it works: Sweet potato and pepper are a kitchen classic. They rank in the top 11% of all ingredient pairs, and cooks put them together in 1,015 recipes. Both carry 2-nonenal, which smells fatty, green. The science ↓

Cold Boiled Sweet Potatoes

Ingredients

cold boiled sweet potatoes
salt
pepper
butter or pork, ham, or chicken fat

Directions

Cut cold boiled sweet potatoes into thick slices.
Season the slices with salt and pepper.
Cover the bottom of a frying pan with butter or fat.
Place enough potato slices in the pan to cover the bottom.
Brown one side, then turn and brown the other side.
Serve in a hot dish.

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.

Sweet potato + peppertop 11% of all pairs

Smell alikemoderate

Cooked together1,015 recipes

Shared aroma: 2-nonenal (fatty, green).
Sweet potato + buttertop 20% of all pairs

Smell alikemoderate

Cooked together1,491 recipes

Shared aroma: 2,3-pentanedione (butter, sweet).
Pepper + buttertop 21% of all pairs

Smell alikemoderate

Cooked together85,593 recipes

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