Name: Tomato Sauce
Ingredients: tomatoes; 1 tablespoon sweet oil; 1 tablespoon vinegar; ½ teaspoon mixed mustard; cayenne pepper to taste; salt to taste

Why it works: Tomato and pepper are a kitchen classic. They rank in the top 7% of all ingredient pairs, and cooks put them together in 17,923 recipes. Both carry 2-isopropyl-3-methoxypyrazine, which smells earthy, pea. The science ↓

Tomato Sauce

Ingredients

Directions

Prepare

Peel the tomatoes and slice them.
In a bowl, combine sweet oil, vinegar, mixed mustard, cayenne pepper, and salt.

Dress and serve

Mix the dressing with the sliced tomatoes.
Serve as a sauce for cold roast beef.

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.

Tomato + peppertop 7% of all pairs

Smell alikemoderate

Cooked together17,923 recipes

Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
Vinegar + mustardtop 7% of all pairs

Smell alikemoderate

Cooked together14,067 recipes

Shared aroma: isobutyraldehyde (malty, green).
Mustard + peppertop 9% of all pairs

Smell alikemoderate

Cooked together15,430 recipes

Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
Tomato + mustardtop 11% of all pairs

Smell alikemoderate

Cooked together2,482 recipes

Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
Vinegar + peppertop 14% of all pairs

Smell alikemoderate

Cooked together27,814 recipes

Shared aroma: 4'-methylacetophenone (bitter almond).

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

What each ingredient does

Tomatoes: Provide the main bulk and juice that make up the sauce.
Sweet oil: Adds fat and smooth mouthfeel, carrying flavor through the dressing.
Vinegar: Adds acidity that sharpens the flavor and balances the oil.
Mixed mustard: Adds sharp flavor and helps bind the oil and vinegar together.