Name: Pepper and Grape Fruit Salad
Ingredients: 6 green peppers; grapefruit pulp (twice the amount of celery); finely cut celery; English walnut meats (2 pieces per pepper); chicory or lettuce leaves

Why it works: Walnut and chicory share more aroma than cooks usually use. They rank in the top 3% of all ingredient pairs, and cooks put them together in 35 recipes. Both carry coumarin, which smells sweet, hay. The science ↓

Pepper and Grape Fruit Salad

Ingredients

6 green peppers
grapefruit pulp (twice the amount of celery)
finely cut celery
English walnut meats (2 pieces per pepper)
chicory or lettuce leaves

Directions

Prepare and fill

Cut slices from the stem ends of the green peppers and remove the seeds.
Refill each pepper with grapefruit pulp, finely cut celery, and 2 pieces of broken walnut meat.

Serve

Arrange the stuffed peppers on chicory or lettuce leaves 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.

Walnut + chicorytop 3% of all pairs

Smell alikestrong

Cooked together35 recipes

Shared aroma: coumarin (sweet, hay).
Pepper + celerytop 5% of all pairs

Smell alikestrong

Cooked together16,012 recipes

Shared aroma: 4'-methylacetophenone (bitter almond).
Celery + walnuttop 6% of all pairs

Smell alikestrong

Cooked together852 recipes

Shared aroma: alpha-pinene (pine, turpentine).
Celery + chicorytop 7% of all pairs

Smell alikestrong

Cooked together37 recipes

Shared aroma: coumarin (sweet, hay).
Grapefruit + celerytop 8% of all pairs

Smell alikestrong

Cooked together58 recipes

Shared aroma: 2-methoxy-4-vinylphenol (clove, smoky).

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

What each ingredient does

Green peppers: Hollowed shells that hold the filling and give the salad its structure.
Grapefruit pulp: Adds juicy moisture and a sharp acidity that brightens the filling.
Celery: Contributes a crisp, crunchy texture to the filling.
English walnut meats: Add a rich, slightly bitter nuttiness and a firm crunch.

Swap the grapefruit

How well each one fits the dish's main ingredients (pepper, celery, walnut, meat, chicory):

Lemonfits better
Limefits better
Avocadofits better
Grapefruitthe original

Fit is the average pairing score against pepper, celery, walnut, meat, chicory. 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.