Name: Mushroom Sandwiches
Ingredients: equal parts boiled beef tongue; equal parts mushrooms; butter; white bread

Why it works: Beef and mushroom are a kitchen classic. They rank in the top 4% of all ingredient pairs, and cooks put them together in 3,232 recipes. Both carry 2,4-nonadienal, which smells fatty, green. The science ↓

Mushroom Sandwiches

Ingredients

equal parts boiled beef tongue
equal parts mushrooms
butter
white bread

Directions

Mince equal parts of boiled beef tongue and mushrooms.
Fry the minced mixture in butter and season to taste.
Spread butter on slices of white bread.
Place the mixture between two slices of bread and cut into rounds.

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.

Beef + mushroomtop 4% of all pairs

Smell alikemoderate

Cooked together3,232 recipes

Shared aroma: 2,4-nonadienal (fatty, green).
Butter + breadtop 7% of all pairs

Smell alikemoderate

Cooked together27,232 recipes

Shared aroma: delta-decalactone (sweet, creamy).
Mushroom + buttertop 7% of all pairs

Smell alikemoderate

Cooked together12,525 recipes

Shared aroma: trans-2-decenal (waxy, orange).
Mushroom + breadtop 10% of all pairs

Smell alikemoderate

Cooked together2,536 recipes

Shared aroma: 2-nonenal (fatty, green).
Beef + breadtop 13% of all pairs

Smell alikemoderate

Cooked together4,032 recipes

Shared aroma: 2-acetyl-1-pyrroline (popcorn, roasted).