Why it works: Onion and beef are a kitchen classic. They rank in the top 7% of all ingredient pairs, and cooks put them together in 17,092 recipes. Both carry 2-isopropyl-3-methoxypyrazine, which smells earthy, pea. The science ↓
Scotch Collops
Ingredients
Directions
Prepare
Cut the onion into small pieces and cover with water.
Make the stew
Simmer for a few moments, then add the flour and season with pepper and salt.
Add the minced beef and stir thoroughly.
Let it stew for 15 to 20 minutes.
Add a piece of butter and serve when the meat is perfectly tender.
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.
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Onion + beeftop 7% of all pairsSmell alikemoderateCooked together17,092 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
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Pepper + beeftop 10% of all pairsSmell alikemoderateCooked together18,971 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
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Onion + peppertop 11% of all pairsSmell alikemoderateCooked together68,474 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
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Flour + buttertop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Onion + buttertop 15% of all pairsSmell alikemoderateCooked together42,912 recipes
Shared aroma: decanal (soap, orange peel).
Flour and butter barely smell alike, yet cooks put them together in 124,287 recipes: they work on texture and structure more than aroma.
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Fresh round of beef
- Provides the main protein, which becomes tender as it stews.
- Flour
- Thickens the cooking liquid into a light gravy around the meat.
- Butter
- Adds richness and a glossy finish to the finished stew.
- Onion
- Adds savory sweetness and aroma to the liquid as it softens.
The step that matters
Stewing until the meat is perfectly tender. Minced beef can turn dry or tough if cooked too hard or too briefly. Gentle, sustained simmering breaks down connective tissue, so the cook should judge doneness by texture rather than by the clock alone.
Swap the onion
How well each one fits the dish's main ingredients (flour, pepper, beef, butter):
- Potatofits about as well
- Chivefits about as well
- Leekfits about as well
- Onionthe original
Fit is the average pairing score against flour, pepper, beef, butter. 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.
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