Name: Fruit Punch
Ingredients: 6 oranges; 4 lemons; ½ can grated pineapple; sugar to taste; fruit coloring; nearly 1 gallon water

Why it works: Orange and lemon match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 10,634 recipes. Both carry 3-hexenal, which smells apple, fruity. The science ↓

Fruit Punch

Ingredients

Directions

Squeeze and strain the juice from the oranges and lemons.
Add the grated pineapple, sugar, and fruit coloring to make it pink.
Add nearly 1 gallon of water, adjusting based on the juiciness of the fruit.
Prepare this in the morning to use at night.

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.

Orange + lemontop 1% of all pairs

Smell alikestrong

Cooked together10,634 recipes

Shared aroma: 3-hexenal (apple, fruity).
Orange + pineappletop 6% of all pairs

Smell alikemoderate

Cooked together1,664 recipes

Shared aroma: ethyl isobutyrate (fruity, ethereal).
Lemon + pineappletop 12% of all pairs

Smell alikemoderate

Cooked together1,964 recipes

Shared aroma: 2-nonenal (fatty, green).
Lemon + sugartop 18% of all pairs

Smell alikelow

Cooked together53,532 recipes

Shared aroma: 2-nonenal (fatty, green).
Pineapple + sugartop 19% of all pairs

Smell alikelow

Cooked together4,841 recipes

Shared aroma: 2-nonenal (fatty, green).

Lemon and sugar barely smell alike, yet cooks put them together in 53,532 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

Oranges: Provide the main citrus juice, contributing sweetness and aroma to the punch.
Lemons: Add acidity that balances the sweetness of the oranges and sugar.
Grated pineapple: Adds fruit flavor and body to the punch.