Name: Two Boiled Chickens
Ingredients: 2 whole chickens; ¼ cup butter; 1 cup parsley, chopped; 1 cup celery, chopped; 1 cup wine; 1 cup peas; 1 bunch spinach, stewed

Why it works: Parsley and celery match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 6,810 recipes. Both carry 4'-methylacetophenone, which smells bitter almond. The science ↓

Two Boiled Chickens

Ingredients

Directions

Prepare

Boil the chickens in a large pot of water until fully cooked.
In a separate pan, melt the butter and add the chopped parsley and celery.
Prepare the wine sauce by heating the wine in a saucepan.

Serve

Serve the boiled chickens with the parsley and butter sauce on top.
Accompany with peas and stewed spinach.

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 + celerytop 1% of all pairs

Smell alikestrong

Cooked together6,810 recipes

Shared aroma: 4'-methylacetophenone (bitter almond).
Parsley + spinachtop 5% of all pairs

Smell alikestrong

Cooked together1,025 recipes

Shared aroma: trans-2-hexenal (green, leafy).
Celery + spinachtop 5% of all pairs

Smell alikestrong

Cooked together616 recipes

Shared aroma: 2-methoxy-4-vinylphenol (clove, smoky).
Peas + spinachtop 8% of all pairs

Smell alikemoderate

Cooked together550 recipes

Shared aroma: 2-isobutyl-3-methoxypyrazine (green bell pepper, earthy).
Celery + peastop 12% of all pairs

Smell alikemoderate

Cooked together1,832 recipes

Shared aroma: linalool (floral, citrus).

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

What each ingredient does

Butter: Adds richness and fat, carrying the flavour of the parsley and celery in the sauce.
Wine: Adds acidity and aroma to the sauce once heated.
Parsley: Contributes fresh, herbal aroma to the butter sauce.

Swap the peas

How well each one fits the dish's main ingredients (chicken, butter, parsley, celery, wine, spinach):

Chickpeafits better
Beansfits better
Cashew nutfits better
Peasthe original

Fit is the average pairing score against chicken, butter, parsley, celery, wine, spinach. Candidates are from the same food group and used in at least 100 recipes.

“What each ingredient does” and “The step that matters” were written by Claude from this recipe’s own method and reviewed in samples by CompKitchen.