Name: Horseradish Sauce
Ingredients: 1 cup grated horseradish; ½ cup whipped cream; ¼ teaspoon salt; ¼ teaspoon pepper; 1 teaspoon lemon juice

Why it works: Pepper and lemon match in chemistry and in kitchens. They rank in the top 3% of all ingredient pairs, and cooks put them together in 27,047 recipes. Both carry trans-2-nonenal, which smells cardboard, fatty. The science ↓

Horseradish Sauce

Ingredients

Directions

In a bowl, mix the grated horseradish with the whipped cream.
Season with salt, pepper, and lemon juice.
Stir until well combined.

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.

Pepper + lemontop 3% of all pairs

Smell alikestrong

Cooked together27,047 recipes

Shared aroma: trans-2-nonenal (cardboard, fatty).
Horseradish + lemontop 9% of all pairs

Smell alikestrong

Cooked together1,155 recipes

Shared aroma: coumarin (sweet, hay).
Horseradish + peppertop 11% of all pairs

Smell alikemoderate

Cooked together2,646 recipes

Shared aroma: coumarin (sweet, hay).
Horseradish + creamtop 18% of all pairs

Smell alikemoderate

Cooked together483 recipes

Shared aroma: octanal (fat, soap).
Cream + peppertop 23% of all pairs

Smell alikelow

Cooked together21,449 recipes

Shared aroma: acetic acid (sour, vinegar).

Cream and pepper barely smell alike, yet cooks put them together in 21,449 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

Grated horseradish: Provides the sharp, pungent heat that defines the sauce.
Whipped cream: Adds a light, creamy body that mellows the horseradish bite.
Lemon juice: Adds acidity that brightens the sauce and balances its richness.