Why it works: Ketchup and sauce match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 1,099 recipes. Both carry ethanol, which smells alcoholic, ethereal. The science ↓
Oysters in Peppers
Ingredients
Directions
Prepare
Cut the tops off the peppers and remove the white membrane.
Fill each pepper with six fine oysters.
Make and add the sauce
In a bowl, mix tomato ketchup, horseradish, mustard, Worcestershire sauce, Tabasco sauce, and paprika to make the sauce.
Cover the oysters in each pepper with the sauce.
Serve
Chill and marinate shredded cabbage with French dressing and set the peppers in a wreath of cabbage.
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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Ketchup + saucetop 1% of all pairsSmell alikestrongCooked together1,099 recipes
Shared aroma: ethanol (alcoholic, ethereal).
-
Horseradish + mustardtop 1% of all pairsSmell alikestrongCooked together1,832 recipes
Shared aroma: coumarin (sweet, hay).
-
Horseradish + cabbagetop 2% of all pairsSmell alikestrongCooked together481 recipes
Shared aroma: coumarin (sweet, hay).
-
Mustard + cabbagetop 3% of all pairsSmell alikestrongCooked together1,645 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
-
Pepper + cabbagetop 5% of all pairsSmell alikemoderateCooked together4,081 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
- Oysters
- Provide the main filling, cooking gently in the sauce and giving the dish its savoury flavour.
- Tomato ketchup
- Adds sweetness and acidity, forming the base of the sauce.
- Horseradish
- Adds sharp heat and pungency that cuts through the richness of the oysters.
- Prepared mustard
- Adds tangy sharpness that complements the horseradish and ketchup.
- Worcestershire sauce
- Adds savoury depth and umami to the sauce.
Swap the tomato
How well each one fits the dish's main ingredients (pepper, oyster, ketchup, horseradish, mustard, sauce, cabbage):
- Shallotfits better
- Turnipfits better
- Cucumberfits better
- Tomatothe original
Fit is the average pairing score against pepper, oyster, ketchup, horseradish, mustard, sauce, cabbage. 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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