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Dessert

Prune Whip

A dessert made with stewed prunes, nuts, beaten egg whites, sugar, baked until set, served with whipped cream.

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

Why it works: Sugar and cream are a kitchen classic. They rank in the top 9% of all ingredient pairs, and cooks put them together in 43,450 recipes. Both carry 2,3-butanedione, which smells butter, sweet. The science ↓

Prune Whip

Oven, in the book's wordsA slow oven

Ingredients

Directions

The book says “a slow oven”. The 300°F (150°C) in the steps is the modern equivalent, not the book's own figure.

Prepare

  1. Stew the prunes until tender.

  2. Chop the nuts and stir them into the prunes.

Make the whip

  1. Beat the egg whites until stiff peaks form.

  2. Gently fold the beaten egg whites and sugar into the prune mixture.

Bake and serve

  1. Pour into a baking dish and bake at 300°F (150°C) until set.

  2. Serve with whipped cream.

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.

Photo for illustrative purposes only · Contact us to use it

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. Sugar + creamtop 9% of all pairs
    Smell alikemoderate
    Cooked together43,450 recipes

    Shared aroma: 2,3-butanedione (butter, sweet).

  2. Nuts + creamtop 19% of all pairs
    Smell alikelow
    Cooked together886 recipes

    Shared aroma: 2-nonanone (fruity, floral).

  3. Egg + sugartop 21% of all pairs
    Smell alikemoderate
    Cooked together122,807 recipes

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

  4. Egg + creamtop 24% of all pairs
    Smell alikelow
    Cooked together42,166 recipes

    Shared aroma: acetic acid (sour, vinegar).

  5. Nuts + sugartop 25% of all pairs
    Smell alikelow
    Cooked together2,228 recipes

    Shared aroma: 1-penten-3-one (fish, pungent).

Egg and cream barely smell alike, yet cooks put them together in 42,166 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

Prunes
Provide the main fruit flavor, sweetness and moisture for the body of the dish.
Egg whites
Whipped into foam, they add air and lift, then set to give the dish its light structure.
Granulated sugar
Adds sweetness and helps stabilize the beaten egg white foam.
Nuts
Add crunch and a toasty, nutty flavor against the soft prune base.

The step that matters

Gently fold the beaten egg whites and sugar into the prune mixture. The whites trap air in their foam, which gives lift and a light set in the oven. Stirring vigorously or overmixing collapses the bubbles, leaving a dense, heavy whip instead of a light one.

Swap the nuts

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

  1. Almondfits better
  2. Pistachiofits better
  3. Chestnutfits about as well
  4. Nutsthe original

Fit is the average pairing score against egg, sugar, cream. 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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