Name: Charlotte Russe
Ingredients: 2 medium-sized cake moulds; 2 eggs; ½ cup powdered sugar; Flavoring (to taste); 1 pint heavy cream; ⅓ package gelatin; 1 cup milk

Why it works: Cream and gelatin match in chemistry and in kitchens. They rank in the top 7% of all ingredient pairs, and cooks put them together in 1,628 recipes. Both carry acetic acid, which smells sour, vinegar. The science ↓

Charlotte Russe

Ingredients

Directions

Line two medium-sized moulds with cake.
Beat the eggs and mix in the powdered sugar and flavoring.
Whip the heavy cream until stiff peaks form.
Soak the gelatin in the milk until softened.
Combine the egg mixture, whipped cream, and soaked gelatin.
Pour the mixture into the lined moulds.
Let it stand for a little while before serving.

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.

Cream + gelatintop 7% of all pairs

Smell alikestrong

Cooked together1,628 recipes

Shared aroma: acetic acid (sour, vinegar).
Sugar + gelatintop 7% of all pairs

Smell alikemoderate

Cooked together2,778 recipes

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

Smell alikemoderate

Cooked together43,450 recipes

Shared aroma: 2,3-butanedione (butter, sweet).
Cream + milktop 18% of all pairs

Smell alikemoderate

Cooked together29,399 recipes

Shared aroma: delta-dodecalactone (sweet, creamy).
Egg + milktop 18% of all pairs

Smell alikemoderate

Cooked together88,785 recipes

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