Name: Cucumber Cases
Ingredients: 1 cucumber; ½ pint picked shrimps; Salt to taste; Pepper to taste; Cayenne to taste; 2 oz butter; 1 tablespoon thick cream; A little watercress; Brown bread and butter for serving

Why it works: Cucumber and watercress match in chemistry and in kitchens. They rank in the top 2% of all ingredient pairs, and cooks put them together in 140 recipes. Both carry coumarin, which smells sweet, hay. The science ↓

Cucumber Cases

Ingredients

Directions

Prepare the cups

Cut the cucumber into 1-inch lengths.
Score the cucumber all around to create a striped pattern.
Scoop out some of the center to form cup shapes.

Fill and serve

Chop the pulp finely and mix with the shrimps, cream, seasonings, and softened butter.
Fill the cucumber cups with the mixture.
Serve on rounds of brown bread and butter, garnished with watercress.

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.

Cucumber + watercresstop 2% of all pairs

Smell alikestrong

Cooked together140 recipes

Shared aroma: coumarin (sweet, hay).
Butter + breadtop 7% of all pairs

Smell alikemoderate

Cooked together27,232 recipes

Shared aroma: delta-decalactone (sweet, creamy).
Butter + creamtop 8% of all pairs

Smell alikemoderate

Cooked together41,516 recipes

Shared aroma: delta-dodecalactone (sweet, creamy).
Pepper + watercresstop 10% of all pairs

Smell alikemoderate

Cooked together983 recipes

Shared aroma: coumarin (sweet, hay).
Shrimp + buttertop 11% of all pairs

Smell alikemoderate

Cooked together2,931 recipes

Shared aroma: 2,6-nonadienal (cucumber, green).

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

What each ingredient does

Shrimps: Provide the main savoury filling and flavour of the cups.
Butter: Adds richness and a smooth, spreadable texture to the filling.
Thick cream: Adds moisture and softness, helping bind the filling together.
Cucumber: Forms the crisp, cool cup that holds the filling.

Swap the cucumber

How well each one fits the dish's main ingredients (shrimp, pepper, butter, cream, watercress, bread):

Chivefits better
Potatofits better
Spinachfits better
Cucumberthe original

Fit is the average pairing score against shrimp, pepper, butter, cream, watercress, bread. 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.