Why it works: Parsley and pepper match in chemistry and in kitchens. They rank in the top 2% of all ingredient pairs, and cooks put them together in 34,122 recipes. Both carry 4'-methylacetophenone, which smells bitter almond. The science ↓
Whiting Au Gratin
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
Preheat the oven to 350°F (175°C).
In a dish, mix butter, flour, parsley, chives, mushrooms, pepper, and salt.
Layer the fish
Lay the cleaned fish on top of the mixture.
Cover the fish with the same seasoning.
Add butter and grated bread crumbs over the fish.
Moisten the fish with stock.
Layer the fish with additional seasoning.
Layer the fish with bread crumbs.
Dot the top with bits of butter.
Cover the top with bread crumbs.
Bake and serve
Bake until golden and sticking to the dish.
Serve in the baking dish.
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.
-
Parsley + peppertop 2% of all pairsSmell alikestrongCooked together34,122 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
-
Parsley + chivetop 3% of all pairsSmell alikestrongCooked together2,150 recipes
Shared aroma: coumarin (sweet, hay).
-
Butter + mushroomtop 7% of all pairsSmell alikemoderateCooked together12,525 recipes
Shared aroma: trans-2-decenal (waxy, orange).
-
Flour + chivetop 8% of all pairsSmell alikestrongCooked together1,168 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Chive + mushroomtop 9% of all pairsSmell alikemoderateCooked together553 recipes
Shared aroma: guaiacol (smoky, sweet).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Whiting fish
- Forms the main body of the dish, cooking gently in the layered butter and stock.
- Butter
- Adds richness and helps the bread crumbs brown to a golden crust.
- All-purpose flour
- Mixed with butter and stock to thicken the juices into a light sauce.
- Grated bread crumbs
- Form a crisp, golden topping that browns during baking.
- Stock
- Adds moisture so the fish stays tender and the juices can thicken.
The step that matters
Bake until golden. Whiting is delicate and cooks quickly, so bake only until the crumbs brown and the fish flakes; longer baking dries the flesh. Butter and bread crumbs brown through Maillard reactions and caramelization, which creates the golden crust.
Swap the chive
How well each one fits the dish's main ingredients (whiting, fish, butter, flour, parsley, mushroom, pepper):
- Shallotfits better
- Chivethe original
- Carrotfits about as well
- Spinachfits about as well
Fit is the average pairing score against whiting, fish, butter, flour, parsley, mushroom, 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.
You might also like
The free Flavor Lab newsletter: one surprising pairing a week and the molecular reason it works, in 60 seconds. No spam, unsubscribe anytime.
Prefer an account? Create a free account to save pairings and unlock the full chemistry.
Brown Bread461 recipes
Fried Fish120 recipes
Fish Croquettes81 recipes
White Bread80 recipes