Name: Hashed Lamb
Ingredients: leftover lamb; 1 onion; potatoes

Why it works: Onion and potato are a kitchen classic. They rank in the top 3% of all ingredient pairs, and cooks put them together in 9,023 recipes. Both carry 2-isopropyl-3-methoxypyrazine, which smells earthy, pea. The science ↓

Hashed Lamb

Ingredients

leftover lamb
1 onion
potatoes

Directions

Prepare

Chop the leftover lamb into small pieces.
Finely slice the onion and sauté it until soft.

Cook and serve

Add the chopped lamb to the onion and cook until heated through.
Serve with boiled or mashed potatoes.

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.

Onion + potatotop 3% of all pairs

Smell alikemoderate

Cooked together9,023 recipes

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

Smell alikemoderate

Cooked together520 recipes

Shared aroma: 2-undecenal (sweet).
Lamb + oniontop 16% of all pairs

Smell alikemoderate

Cooked together2,407 recipes

Shared aroma: gamma-nonanolactone (coconut, sweet).

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

What each ingredient does

Leftover lamb: Provides the main protein and meaty bulk of the dish.
Onion: Softened by sautéing, it adds sweetness and savory depth to the hash.
Potatoes: Served alongside to complete the dish as a starchy base.