Name: Shrimp Salad
Ingredients: tinned or fresh shrimps; mayonnaise sauce; lemon juice; salt; pepper; crisp lettuce leaves; olives or sliced tomato

Why it works: Lemon and pepper match in chemistry and in kitchens. They rank in the top 3% of all ingredient pairs, and cooks put them together in 27,047 recipes. Both carry trans-2-nonenal, which smells cardboard, fatty. The science ↓

Shrimp Salad

Ingredients

Directions

Mix the desired quantity of shrimps with mayonnaise sauce.
Add a little lemon juice, salt, and pepper.
Arrange crisp lettuce leaves on a dish.
Place the shrimp salad in the center and garnish with olives or sliced tomato.

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 + peppertop 3% of all pairs

Smell alikestrong

Cooked together27,047 recipes

Shared aroma: trans-2-nonenal (cardboard, fatty).
Lettuce + olivetop 5% of all pairs

Smell alikestrong

Cooked together2,580 recipes

Shared aroma: trans-2-hexenal (green, leafy).
Lemon + olivetop 7% of all pairs

Smell alikemoderate

Cooked together11,922 recipes

Shared aroma: 3-hexenal (apple, fruity).
Pepper + lettucetop 9% of all pairs

Smell alikemoderate

Cooked together4,037 recipes

Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
Lemon + lettucetop 9% of all pairs

Smell alikestrong

Cooked together1,559 recipes

Shared aroma: trans-2-hexenal (green, leafy).

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

Swap the lemon

How well each one fits the dish's main ingredients (shrimp, sauce, pepper, lettuce, olive):

Avocadofits better
Limefits better
Lemonthe original
Mangofits about as well

Fit is the average pairing score against shrimp, sauce, pepper, lettuce, olive. Candidates are from the same food group and used in at least 100 recipes.