Name: Omelette Aux Foies De Volailles
Ingredients: chicken livers; eggs; parsley; salt; pepper; butter

Why it works: Parsley and pepper match in chemistry and in kitchens. They rank in the top 2% of all ingredient pairs, and cooks put them together in 34,122 recipes. Both carry 4'-methylacetophenone, which smells bitter almond. The science ↓

Omelette Aux Foies De Volailles

Ingredients

Directions

Prepare the chicken livers and keep them warm.
In a bowl, beat the eggs and mix in chopped parsley, salt, and pepper.
Melt butter in a skillet over medium heat.
Pour the egg mixture into the skillet and cook until set.
Place the chicken livers in the center of the omelet, fold it over, 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.

Parsley + peppertop 2% of all pairs

Smell alikestrong

Cooked together34,122 recipes

Shared aroma: 4'-methylacetophenone (bitter almond).
Parsley + buttertop 15% of all pairs

Smell alikemoderate

Cooked together28,563 recipes

Shared aroma: trans-2-hexenal (green, leafy).
Chicken + buttertop 15% of all pairs

Smell alikemoderate

Cooked together13,902 recipes

Shared aroma: 2-furfurylthiol (coffee, roasted).
Chicken + peppertop 16% of all pairs

Smell alikemoderate

Cooked together19,958 recipes

Shared aroma: piperonal (bitter, coconut).
Egg + buttertop 17% of all pairs

Smell alikemoderate

Cooked together118,967 recipes

Shared aroma: decanal (soap, orange peel).

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

Swap the parsley

How well each one fits the dish's main ingredients (chicken, liver, egg, pepper, butter):

Parsleythe original
Thymefits about as well
Sagefits less well
Tarragonfits less well

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