Why it works: Flour and butter are a kitchen classic. They rank in the top 12% of all ingredient pairs, and cooks put them together in 124,287 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓
Roast Wild Duck
Ingredients
Directions
The book gives no oven temperature. The 400°F (200°C) in the steps was added when the recipe was transcribed, as a starting point.
Prepare the duck
Clean the duck by wiping both inside and out with a damp towel.
Truss the legs down close to the body and tuck back the wings.
Dust the duck with salt, pepper, and flour.
Place a piece of butter inside the duck and put it in a baking pan.
Add 1 cup of water to the pan.
Roast and finish
Bake at 400°F (200°C) for 30 minutes if rare, or 45 minutes to 1 hour if well done, basting frequently with the pan gravy.
When done, thicken the gravy.
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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Flour + buttertop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Flour + walnuttop 12% of all pairsSmell alikemoderateCooked together5,873 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Pepper + walnuttop 13% of all pairsSmell alikemoderateCooked together3,039 recipes
Shared aroma: 2-nonenal (fatty, green).
-
Butter + walnuttop 15% of all pairsSmell alikemoderateCooked together6,832 recipes
Shared aroma: eucalyptol (eucalyptus, herbal).
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Pepper + flourtop 19% of all pairsSmell alikemoderateCooked together50,459 recipes
Shared aroma: isobutyraldehyde (malty, green).
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
- Wild duck
- Provides the main meat, which becomes tender and juicy as it roasts.
- Butter
- Adds fat and richness, moistening the meat and helping the skin brown.
- Flour
- Coats the duck and helps thicken the pan gravy and promote browning.
The step that matters
Basting the duck with pan gravy during baking. Frequent basting spreads juices over the surface, keeping the meat moist and helping the skin brown evenly. Wild duck is lean, so drying out is a real risk, especially when cooking to well done.
Swap the walnut
How well each one fits the dish's main ingredients (pepper, flour, butter):
- Almondfits better
- Black-eyed peafits better
- Chestnutfits about as well
- Walnutthe original
Fit is the average pairing score against pepper, flour, 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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