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Dessert

Sack Posset

A sweet, creamy dessert made with milk, eggs, sugar, and sherry, thickened by heat.

From an old cookbook · modernised transcription
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Why it works: Sherry and milk are a kitchen classic. They rank in the top 14% of all ingredient pairs, and cooks put them together in 1,479 recipes. Both carry 2,3,5-trimethylpyrazine, which smells cocoa, roasted. The science ↓

Sack Posset

Ingredients

Directions

Prepare

  1. Warm the sugar, sherry, and nutmeg in a saucepan until the sugar dissolves.

  2. Beat the eggs and strain them into the cooled milk.

Make the posset

  1. Add the sherry and sugar mixture to the milk and eggs.

  2. Place the saucepan on the heat and stir continuously until nearly boiling.

  3. Remove from heat to prevent curdling.

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. Sherry + milktop 14% of all pairs
    Smell alikemoderate
    Cooked together1,479 recipes

    Shared aroma: 2,3,5-trimethylpyrazine (cocoa, roasted).

  2. Nutmeg + milktop 15% of all pairs
    Smell alikemoderate
    Cooked together14,685 recipes

    Shared aroma: eucalyptol (eucalyptus, herbal).

  3. Sherry + nutmegtop 17% of all pairs
    Smell alikemoderate
    Cooked together1,246 recipes

    Shared aroma: linalool (floral, citrus).

  4. Nutmeg + eggtop 17% of all pairs
    Smell alikelow
    Cooked together24,744 recipes

    Shared aroma: acetic acid (sour, vinegar).

  5. Egg + milktop 18% of all pairs
    Smell alikemoderate
    Cooked together88,785 recipes

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

Nutmeg and egg barely smell alike, yet cooks put them together in 24,744 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

Eggs
Their proteins set gently as the mixture heats, thickening the posset.
Milk
Forms the liquid base that the eggs thicken into a creamy custard.
Sugar
Sweetens the posset and balances the sherry.
Sherry
Adds flavour and aroma to the warm liquid.

The step that matters

Stir continuously and take it off the heat before boiling. Egg proteins begin to set as the mixture heats. If it gets too hot or sits too long, they tighten and curdle, leaving a grainy texture instead of a smooth, thick posset.

Swap the nutmeg

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

  1. Cinnamonfits better
  2. Nutmegthe original
  3. Gingerfits less well
  4. Clovefits less well

Fit is the average pairing score against sugar, sherry, egg, milk. 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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