Why it works: Bread and butter are a kitchen classic. They rank in the top 7% of all ingredient pairs, and cooks put them together in 27,232 recipes. Both carry delta-decalactone, which smells sweet, creamy. The science ↓
Mock Duck
Ingredients
Directions
Prepare
Trim the thin flank.
Prepare a dressing by mixing bread crumbs, butter, salt, pepper, and chopped onion.
Spread the dressing over the meat.
Roll the meat up like a jelly cake.
Tie the rolled meat in the shape of a duck.
Cook and serve
Place the rolled meat in a saucepan with boiling water, about 2 inches deep, adding more water if necessary.
Cook until tender and browned.
Remove and place on a platter.
Pour gravy over it or serve separately.
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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Bread + buttertop 7% of all pairsSmell alikemoderateCooked together27,232 recipes
Shared aroma: delta-decalactone (sweet, creamy).
-
Pepper + oniontop 11% of all pairsSmell alikemoderateCooked together68,474 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
-
Butter + oniontop 15% of all pairsSmell alikemoderateCooked together42,912 recipes
Shared aroma: decanal (soap, orange peel).
-
Bread + oniontop 15% of all pairsSmell alikemoderateCooked together8,676 recipes
Shared aroma: 2,4-decadienal (seaweed).
-
Bread + peppertop 16% of all pairsSmell alikemoderateCooked together20,964 recipes
Shared aroma: 2-nonenal (fatty, green).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Thin flank
- Forms the main meat that is rolled around the dressing and becomes tender when cooked.
- Bread crumbs
- Absorb the butter and onion juices to form a moist, savory filling inside the rolled meat.
- Butter
- Adds fat and richness to the dressing, helping keep the filling moist and flavorful.
- Small onion
- Adds aroma and savory flavor to the dressing as it softens and mingles with the crumbs.
The step that matters
Cook until tender and browned. Flank is a lean, fibrous cut that needs slow, moist cooking to break down its connective tissue. Keeping the water level topped up prevents the pan from boiling dry, which would toughen the meat and stop it from browning evenly.
Swap the onion
How well each one fits the dish's main ingredients (bread, butter, pepper):
- Capsicumfits better
- Tomatofits better
- Potatofits about as well
- Onionthe original
Fit is the average pairing score against bread, butter, 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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