Why it works: Parsley and lemon match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 14,037 recipes. Both carry beta-phellandrene, which smells minty, terpene. The science ↓
Stuffed Kidneys
Ingredients
Directions
Prepare the kidneys
Split the kidneys nearly through and dip them in melted butter.
Broil on a greased grill for 8 minutes.
Make the stuffing
Combine breadcrumbs, parsley, parboiled onion, and butter in a saucepan.
Season the mixture well.
Heat the mixture.
Add the lemon juice to the stuffing mixture.
Stuff and serve
Stuff the kidneys with some of the mixture, pour a little melted butter over them, and serve hot.
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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Parsley + lemontop 1% of all pairsSmell alikestrongCooked together14,037 recipes
Shared aroma: beta-phellandrene (minty, terpene).
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Parsley + peppertop 2% of all pairsSmell alikestrongCooked together34,122 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
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Lemon + peppertop 3% of all pairsSmell alikestrongCooked together27,047 recipes
Shared aroma: trans-2-nonenal (cardboard, fatty).
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Onion + parsleytop 9% of all pairsSmell alikemoderateCooked together25,843 recipes
Shared aroma: 2,4-decadienal (seaweed).
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Onion + peppertop 11% of all pairsSmell alikemoderateCooked together68,474 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Kidneys
- Form the main body of the dish, carrying the stuffing and browning on the grill.
- Butter
- Adds richness and moisture, and helps the kidneys brown and stay juicy.
- Breadcrumbs
- Absorb butter and juices, giving the stuffing a soft, cohesive texture.
- Lemon juice
- Adds acidity that brightens the rich kidneys and stuffing.
The step that matters
Broil on a greased grill for 8 minutes. Kidneys are delicate and overcook quickly, becoming tough and rubbery. Brief, high heat sears the outside while keeping the inside tender, so watch them closely.
Swap the onion
How well each one fits the dish's main ingredients (butter, parsley, lemon, pepper):
- Shallotfits better
- Carrotfits better
- Spinachfits better
- Onionthe original
Fit is the average pairing score against butter, parsley, lemon, 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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