Name: Lemon, Parsley and Butter
Ingredients: 1 tablespoon butter; ½ lemon (juice); 1 tablespoon chopped parsley

Why it works: Lemon and parsley match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 14,037 recipes. Both carry beta-phellandrene, which smells minty, terpene. The science ↓

Lemon, Parsley and Butter

Oven, in the book's wordsA hot oven

Ingredients

1 tablespoon butter
½ lemon (juice)
1 tablespoon chopped parsley

Directions

Melt the butter in a small saucepan over low heat.
Add the lemon juice and chopped parsley to the melted butter.
Spread the mixture over hot broiled mackerel and serve.

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.

Lemon + parsleytop 1% of all pairs

Smell alikestrong

Cooked together14,037 recipes

Shared aroma: beta-phellandrene (minty, terpene).
Butter + parsleytop 15% of all pairs

Smell alikemoderate

Cooked together28,563 recipes

Shared aroma: trans-2-hexenal (green, leafy).
Butter + lemontop 16% of all pairs

Smell alikemoderate

Cooked together41,227 recipes

Shared aroma: 3-hexenal (apple, fruity).