Why it works: Biscuit and almond match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 388 recipes. Both carry nonanal, which smells fat, citrus. The science ↓
To Jill Preserved Oranges
Ingredients
Directions
The book says “a very slow oven”. The 300°F (150°C) in the steps is the modern equivalent, not the book's own figure.
Prepare the filling
Grate the biscuits and mix with the almonds, egg yolks, sugar, butter, and orange-flower water.
Fill and bake
Fill the preserved oranges with the mixture.
Bake in a slow oven at 300°F (150°C).
Finish
If desired, sift sugar over them as soon as filled; otherwise, wipe them clean.
For a custard filling, let the mixture cool before adding it without baking.
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.
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Biscuit + almondtop 1% of all pairsSmell alikestrongCooked together388 recipes
Shared aroma: nonanal (fat, citrus).
-
Almond + orangetop 6% of all pairsSmell alikemoderateCooked together3,125 recipes
Shared aroma: 2,4-decadienal (seaweed).
-
Almond + buttertop 11% of all pairsSmell alikemoderateCooked together9,245 recipes
Shared aroma: 2,3-pentanedione (butter, sweet).
-
Biscuit + orangetop 14% of all pairsSmell alikemoderateCooked together371 recipes
Shared aroma: nonanal (fat, citrus).
-
Biscuit + buttertop 17% of all pairsSmell alikemoderateCooked together2,009 recipes
Shared aroma: nonanal (fat, citrus).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Naples biscuits
- Provide the crumb base that gives the filling its bulk and body.
- Egg yolks
- Add richness and help bind the filling as it sets.
- Butter
- Adds fat for richness and a moist, tender texture.
- Blanched almonds
- Contribute nutty flavour and a finer, slightly rich texture.
- Sugar
- Adds sweetness and balances the flavour of the oranges.
- Orange-flower water
- Adds a floral aroma that complements the preserved oranges.
The step that matters
Let the mixture cool before adding it for the custard filling. Hot egg yolks can scramble or thin when they meet a warm mixture, so cooling first keeps the custard smooth and evenly set.
Swap the orange
How well each one fits the dish's main ingredients (biscuit, almond, egg, sugar, butter):
- Vanillafits better
- Raisinfits better
- Coconutfits better
- Orangethe original
Fit is the average pairing score against biscuit, almond, egg, sugar, butter. 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.
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