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Dessert

Tapioca Jelly

A clear jelly made from tapioca, lemon peel, and sugar, set in a mold.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 5 ingredients
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Why it works: Lemon and sherry are a kitchen classic. They rank in the top 17% of all ingredient pairs, and cooks put them together in 3,273 recipes. Both carry 1-octen-3-ol, which smells mushroom, earthy. The science ↓

Tapioca Jelly

Ingredients

Directions

Make the jelly

  1. Place tapioca, cold water, and grated lemon peel in a jar.

  2. Set the jar in a saucepan of boiling water.

  3. When tapioca thickens, stir in another ½ pint of water.

  4. Boil gently for 1 hour, stirring occasionally.

Set and serve

  1. Sweeten with sifted sugar and pour into a mold.

  2. Let it cool until set, then turn out of the mold.

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.

  1. Lemon + sherrytop 17% of all pairs
    Smell alikemoderate
    Cooked together3,273 recipes

    Shared aroma: 1-octen-3-ol (mushroom, earthy).

  2. Lemon + sugartop 18% of all pairs
    Smell alikelow
    Cooked together53,532 recipes

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

  3. Sugar + sherrytop 22% of all pairs
    Smell alikelow
    Cooked together4,141 recipes

    Shared aroma: guaiacol (smoky, sweet).

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

Tapioca
Thickens the liquid into a jelly as its starch swells and gels during gentle cooking.
Cold water
Hydrates the tapioca so it can swell evenly and form a smooth, loose jelly.
Sugar
Adds sweetness and softens the flavor of the lemon and tapioca.

The step that matters

Boil gently for 1 hour, stirring occasionally. Tapioca starch must be fully cooked to become clear and fully thickened. Gentle heat with occasional stirring keeps the starch from sticking or scorching while it swells and sets as it cools.

Swap the lemon

How well each one fits the dish's main ingredients (sugar, sherry):

  1. Vanillafits better
  2. Figfits better
  3. Pineapplefits better
  4. Lemonthe original

Fit is the average pairing score against sugar, sherry. 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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