Name: Welsh Rarebit
Ingredients: 1 pound American cheese, cut into small pieces; ½ cup good ale; ¼ teaspoon red pepper

Why it works: Cheese and pepper are a kitchen classic. They rank in the top 18% of all ingredient pairs, and cooks put them together in 7,861 recipes. Both carry 2-isopropyl-3-methoxypyrazine, which smells earthy, pea. The science ↓

Welsh Rarebit

Ingredients

1 pound American cheese, cut into small pieces
½ cup good ale
¼ teaspoon red pepper

Directions

Place cheese pieces in a saucepan.
Add ale and red pepper.
Stir continuously with a wooden spoon until the mixture is smooth.

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.

Cheese + peppertop 18% of all pairs

Smell alikemoderate

Cooked together7,861 recipes

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

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