Why it works: Butter and flour 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 ↓
Delicious Shad Roe
Ingredients
Directions
The book gives no oven temperature. The 350°F (175°C) in the steps was added when the recipe was transcribed, as a starting point.
Prepare the roe
Clean the roe well.
Drop the roe in boiling water and cook gently for 20 minutes.
Drain the roe.
Bake
Butter a baking dish and lay the drained roe in it.
Dredge the roe with salt and pepper, then spread with butter and dredge with flour.
Cook in a 350°F (175°C) oven for 30 minutes, basting frequently with a mixture of flour, butter, and water.
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.
-
Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Flour + peppertop 19% of all pairsSmell alikemoderateCooked together50,459 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Butter + peppertop 21% of all pairsSmell alikemoderateCooked together85,593 recipes
Shared aroma: trans-2-nonenal (cardboard, fatty).
Butter and flour 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
- Shad roe (in the method)
- Forms the dish's main body, and its delicate texture sets as it cooks through.
- Butter
- Adds richness and moisture, and helps the surface brown in the oven.
- Flour
- Dusted on the roe and mixed into the basting liquid to help form a light coating.
The step that matters
Gentle simmering of the roe. Boiling vigorously can break up the delicate roe and toughen its membrane. A gentle simmer cooks it evenly and keeps it intact before baking.
“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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