Why it works: Sugar and lemon are a kitchen classic. They rank in the top 18% of all ingredient pairs, and cooks put them together in 53,532 recipes. Both carry 2-nonenal, which smells fatty, green. The science ↓
Lemon Tapioca Pudding
Ingredients
Directions
The book gives no oven temperature. The 400°F (200°C) in the steps was added when the recipe was transcribed, as a starting point.
Prepare the tapioca
Soak the tapioca in cold water early in the morning, warming it to body heat without cooking.
Two hours before dinner, pour the tapioca into a double boiler, add half the lemon juice and half the sugar, and mix well.
Heat thoroughly, stirring frequently, and cook for 1.5 hours until the tapioca is clear.
Bake and serve
Pour into a pudding dish, beat the egg whites with the remaining lemon juice and sugar, and spread over the top.
Bake in a preheated oven at 400°F (200°C) for 10 minutes until slightly browned.
Serve cold or nearly cold with cream, fruit, or fruit juice.
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.
-
Sugar + lemontop 18% of all pairsSmell alikelowCooked together53,532 recipes
Shared aroma: 2-nonenal (fatty, green).
-
Egg + lemontop 19% of all pairsSmell alikelowCooked together44,316 recipes
Shared aroma: (e,e)-2,4-decadienal (fatty, deep fried).
-
Sugar + eggtop 21% of all pairsSmell alikemoderateCooked together122,807 recipes
Shared aroma: 2-nonenal (fatty, green).
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
- Tapioca
- Thickens the liquid as it cooks, turning it clear and gel-like into a pudding.
- Egg whites
- Beaten and spread on top, they set and brown lightly in the oven, forming a meringue topping.
- Sugar
- Sweetens the pudding and helps the meringue topping brown and stay glossy.
- Lemon juice
- Adds acidity and bright flavour that balances the sweetness of the pudding and topping.
The step that matters
Cooking the tapioca until clear. Tapioca starch must be heated fully and stirred often so the starch granules swell and gelatinize evenly. Undercooked tapioca stays cloudy and grainy, and it can scorch on the bottom of the double boiler if left unattended.
Swap the lemon
How well each one fits the dish's main ingredients (sugar, egg):
- Vanillafits better
- Raisinfits about as well
- Lemonthe original
- Datesfits less well
Fit is the average pairing score against sugar, 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.
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