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 ↓
Liver and Bacon
Ingredients
Directions
Prepare
Melt the dripping in a frying pan over medium‑high heat.
Dredge the liver slices in flour and fry them in the pan until cooked through.
Fry the bacon until crispy.
Assemble and serve
Place the liver on a hot dish and top with the bacon.
Garnish with crisp parsley and sliced lemon.
Serve with melted butter or a sauce made from butter and flour.
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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Flour + buttertop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Flour + parsleytop 12% of all pairsSmell alikemoderateCooked together16,675 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Parsley + buttertop 15% of all pairsSmell alikemoderateCooked together28,563 recipes
Shared aroma: trans-2-hexenal (green, leafy).
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Lemon + buttertop 16% of all pairsSmell alikemoderateCooked together41,227 recipes
Shared aroma: 3-hexenal (apple, fruity).
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
- Calf's liver
- Main protein; flour coating helps it brown while the inside stays tender when cooked through.
- Dripping
- Cooking fat that conducts heat evenly and adds savoury richness to the liver and pan.
- Bacon
- Renders fat and crisps, adding salty, smoky browning and contrasting texture to the liver.
- Flour
- Dry coating that promotes browning on the liver surface and helps form a light crust.
The step that matters
Cooking the liver through. Liver turns dry and grainy when overcooked, while undercooked liver is unsafe to eat. Thin slices cook quickly, so checking doneness closely in the hot fat matters.
“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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