Name: Grape Fruit
Ingredients: 1 grapefruit; ½ orange; coarse sea salt (to taste)

Why it works: Grapefruit and orange match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 233 recipes. Both carry 3-hexenal, which smells apple, fruity. The science ↓

Grape Fruit

Ingredients

1 grapefruit
½ orange
coarse sea salt (to taste)

Directions

Cut the grapefruit in half and remove the seeds.
Use a grapefruit spoon to separate the fruit from the rind, leaving the fiber behind.
Squeeze the juice of half an orange over each grapefruit half.
Sprinkle with coarse sea salt to taste.

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.

Grapefruit + orangetop 1% of all pairs

Smell alikestrong

Cooked together233 recipes

Shared aroma: 3-hexenal (apple, fruity).

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

What each ingredient does

Grapefruit: Provides the main fruit body, tart flavor, and juice for the dish.
Orange: Adds extra sweetness and juice that softens the grapefruit's sharp bitterness.

“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.