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 ↓
Pot-au-feu
Ingredients
Directions
Prepare
Cut the beef into a large piece, preferably without bone or fat.
Place the beef in a large pot and cover with water.
Add chopped vegetables to the pot.
Season with coarse sea salt and pepper.
Simmer
Bring to a boil, then reduce heat and simmer for several hours until the meat is 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 + potatotop 3% of all pairsSmell alikemoderateCooked together9,023 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
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Carrot + potatotop 4% of all pairsSmell alikestrongCooked together3,107 recipes
Shared aroma: 2-isobutyl-3-methoxypyrazine (green bell pepper, earthy).
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Carrot + peppertop 6% of all pairsSmell alikestrongCooked together14,555 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
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Carrot + oniontop 6% of all pairsSmell alikemoderateCooked together21,601 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
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Beef + oniontop 7% of all pairsSmell alikemoderateCooked together17,092 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Beef
- Provides the main protein, which becomes tender and flavorful during long, gentle simmering.
- Vegetables
- Release sweetness and aroma into the broth as they cook alongside the meat.
The step that matters
Simmer gently after boiling. Once the pot reaches a boil, lowering the heat to a gentle simmer keeps the broth clear and lets collagen in the meat break down slowly into tenderness. A hard rolling boil toughens meat and clouds the liquid.
Swap the onion
How well each one fits the dish's main ingredients (beef, carrot, potato, pepper):
- Capsicumfits about as well
- Tomatofits about as well
- Onionthe original
- Parsnipfits about as well
Fit is the average pairing score against beef, carrot, potato, pepper. 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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