Why it works: Carrot and pepper match in chemistry and in kitchens. They rank in the top 6% of all ingredient pairs, and cooks put them together in 14,555 recipes. Both carry 2-isopropyl-3-methoxypyrazine, which smells earthy, pea. The science ↓
Roast Wild Duck
Ingredients
Directions
The book says “a warm oven”. The 400°F (200°C) in the steps is the modern equivalent, not the book's own figure.
Prepare the duck
Parboil the duck with a small peeled carrot inside to absorb any unpleasant taste.
If using, place a whole peeled onion inside the duck along with salt and pepper.
Roast and serve
Pour in the claret and bake in a preheated oven at 400°F (200°C) for 20 minutes.
Baste frequently with butter and water after the first 5-10 minutes to keep it moist.
Serve hot with the gravy and a dish of currant jelly.
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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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).
-
Onion + peppertop 11% of all pairsSmell alikemoderateCooked together68,474 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
-
Onion + buttertop 15% of all pairsSmell alikemoderateCooked together42,912 recipes
Shared aroma: decanal (soap, orange peel).
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Pepper + buttertop 21% of all pairsSmell alikemoderateCooked together85,593 recipes
Shared aroma: trans-2-nonenal (cardboard, fatty).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Wild duck
- Provides the main meat, which is cooked through by roasting in the oven.
- Butter
- Adds fat and helps the skin brown during basting.
- Claret
- Adds acidity and flavor to the pan juices that become the gravy.
The step that matters
Basting with butter and water. Basting spreads fat and liquid over the surface, which helps keep the meat moist and the skin golden while it roasts.
Swap the onion
The recipe marks onion as optional. How well each one fits the dish's main ingredients (carrot, pepper, butter):
- Capsicumfits better
- Parsnipfits better
- Potatofits better
- Onionthe original
Fit is the average pairing score against carrot, pepper, 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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