Why it works: Lemon and orange 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 ↓
Orange Charlotte
Ingredients
Directions
Make the orange jelly
Soak the gelatin in cold water until soft.
Pour the boiling water over the gelatin and add the sugar and lemon juice.
Strain the mixture and add the orange juice, pulp, and a little grated rind.
Cool the mixture in a pan of ice water.
Whip and set
Beat the egg whites until stiff.
When the orange jelly begins to harden, beat it until light.
Fold in the beaten egg whites until stiff enough to drop.
Pour the mixture into a mold.
Optionally, use 1 pint of whipped cream instead of egg whites, or pile it on top after removing the charlotte from the mold.
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.
-
Lemon + orangetop 1% of all pairsSmell alikestrongCooked together10,634 recipes
Shared aroma: 3-hexenal (apple, fruity).
-
Gelatin + sugartop 7% of all pairsSmell alikemoderateCooked together2,778 recipes
Shared aroma: ethanol (alcoholic, ethereal).
-
Sugar + lemontop 18% of all pairsSmell alikelowCooked together53,532 recipes
Shared aroma: 2-nonenal (fatty, green).
-
Lemon + eggtop 19% of all pairsSmell alikelowCooked together44,316 recipes
Shared aroma: (e,e)-2,4-decadienal (fatty, deep fried).
-
Sugar + orangetop 20% of all pairsSmell alikelowCooked together19,212 recipes
Shared aroma: beta-damascenone (apple, rose).
Sugar and lemon 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
- Gelatin
- Sets the liquid into a soft, sliceable jelly that holds its shape.
- Egg whites
- Whipped into foam that lightens the mixture and gives it an airy texture.
- Sugar
- Sweetens the jelly and balances the tartness of the citrus juices.
- Orange juice and pulp
- Provides the main orange flavor and some body to the jelly.
- Lemon juice
- Adds acidity that brightens the orange flavor.
The step that matters
Beat the jelly only when it begins to harden. If the gelatin mixture is still liquid, beating will not add air and it will not hold foam; if it is fully set, it cannot be whipped smooth. Cooling to a partly set state lets the whites fold in evenly and stay light.
Swap the orange
How well each one fits the dish's main ingredients (gelatin, sugar, lemon, egg):
- Vanillafits about as well
- Orangethe original
- Raspberryfits less well
- Raisinfits less well
Fit is the average pairing score against gelatin, sugar, lemon, egg. Candidates are from the same food group and used in at least 100 recipes.
“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.
You might also like
The free Flavor Lab newsletter: one surprising pairing a week and the molecular reason it works, in 60 seconds. No spam, unsubscribe anytime.
Prefer an account? Create a free account to save pairings and unlock the full chemistry.
Orange Bundt Cake349 recipes
Lemon Cake228 recipes
Lemon Ice147 recipes
Orange Cream Rice Pudding121 recipes