Name: Oyster Cocktail
Ingredients: 24 Blue Point oysters; 2 tablespoons lemon juice; 1 tablespoon finely grated horseradish; 1 tablespoon vinegar; 4 tablespoons tomato ketchup; 4 tablespoons Worcestershire sauce; ½ teaspoon salt; Few grains cayenne or few drops Tabasco sauce

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 ↓

Oyster Cocktail

Ingredients

24 Blue Point oysters
2 tablespoons lemon juice
1 tablespoon finely grated horseradish
1 tablespoon vinegar
4 tablespoons tomato ketchup
4 tablespoons Worcestershire sauce
½ teaspoon salt
Few grains cayenne or few drops Tabasco sauce

Directions

Prepare

Clean the oysters and place them in a strainer, then chill the oysters.
In a bowl, mix the horseradish, vinegar, lemon juice, Worcestershire sauce, tomato ketchup, salt, and Tabasco, then chill the sauce mixture.

Serve

Place five oysters in a cocktail glass or small cups.
Cover the oysters generously with the sauce.
Alternatively, serve oysters on the half shell on a bed of crushed ice with the cocktail mixture.

Recipe from a historical cookbook (Internet Archive).

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.

Ketchup + saucetop 1% of all pairs

Smell alikestrong

Cooked together1,099 recipes

Shared aroma: ethanol (alcoholic, ethereal).
Lemon + horseradishtop 9% of all pairs

Smell alikestrong

Cooked together1,155 recipes

Shared aroma: coumarin (sweet, hay).
Horseradish + ketchuptop 10% of all pairs

Smell alikemoderate

Cooked together223 recipes

Shared aroma: ethanol (alcoholic, ethereal).
Lemon + tomatotop 11% of all pairs

Smell alikemoderate

Cooked together4,592 recipes

Shared aroma: 3-hexenal (apple, fruity).
Horseradish + vinegartop 12% of all pairs

Smell alikemoderate

Cooked together2,609 recipes

Shared aroma: isobutyraldehyde (malty, green).

Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs

What each ingredient does

Oysters: Provide the main body and briny flavor of the cocktail.
Tomato ketchup: Adds sweetness and body to the cocktail sauce.
Lemon juice: Adds acidity that brightens the sauce and balances the sweetness.
Horseradish: Adds sharp pungency that cuts through the richness of the oysters.

Swap the lemon

How well each one fits the dish's main ingredients (oyster, horseradish, vinegar, tomato, ketchup, sauce):

Limefits about as well
Avocadofits about as well
Lemonthe original
Grapefits about as well

Fit is the average pairing score against oyster, horseradish, vinegar, tomato, ketchup, sauce. 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.