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Rhubarb Conserve

A sweet rhubarb preserve made with sugar, figs, lemon and orange zest and juice.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 5 ingredients
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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 ↓

Rhubarb Conserve

Ingredients

Directions

Macerate the rhubarb

  1. Cover the rhubarb with sugar and let it stand overnight.

Prepare the figs

  1. In the morning, pour boiling water over the chopped figs.

Combine and cook

  1. Add the figs, lemon rind and juice, and orange rind and juice to the rhubarb.

  2. Boil the mixture until it thickens like preserves.

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 + orangetop 1% of all pairs
    Smell alikestrong
    Cooked together10,634 recipes

    Shared aroma: 3-hexenal (apple, fruity).

  2. Rhubarb + orangetop 5% of all pairs
    Smell alikemoderate
    Cooked together299 recipes

    Shared aroma: 2-methoxy-4-vinylphenol (clove, smoky).

  3. Fig + orangetop 6% of all pairs
    Smell alikestrong
    Cooked together407 recipes

    Shared aroma: beta-damascenone (apple, rose).

  4. Rhubarb + figtop 6% of all pairs
    Smell alikestrong
    Cooked together48 recipes

    Shared aroma: 2-methoxy-4-vinylphenol (clove, smoky).

  5. Rhubarb + lemontop 7% of all pairs
    Smell alikestrong
    Cooked together546 recipes

    Shared aroma: acetic acid (sour, vinegar).

Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs

What each ingredient does

Rhubarb
Provides the tart base and bulk of the preserve, breaking down as it cooks.
Sugar
Draws moisture out of the rhubarb and, once boiled, sets the mixture into a thick preserve.
Figs
Add body and natural pectin-rich pulp that helps the preserve thicken.
Lemons
Add acidity that brightens flavor and supports pectin setting.
Oranges
Add citrus aroma and additional acidity to balance the sweetness.

The step that matters

Boil the mixture until it thickens like preserves. Sugar and fruit must reach a high enough concentration to gel. Undercooking leaves a runny syrup, while overcooking can scorch the sugar and darken the flavor.

Swap the fig

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

  1. Limefits better
  2. Vanillafits better
  3. Blueberryfits about as well
  4. Figthe original

Fit is the average pairing score against rhubarb, sugar, lemon, orange. 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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