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Dessert

Souk Cream Fudge

A fudge made with dark brown sugar, granulated sugar, chocolate, Karo syrup, sour cream, and vanilla.

From an old cookbook · modernised transcription
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Why it works: Chocolate and vanilla are a kitchen classic. They rank in the top 5% of all ingredient pairs, and cooks put them together in 10,020 recipes. Both carry sotolon, which smells curry, maple. The science ↓

Souk Cream Fudge

Ingredients

Directions

  1. In a saucepan, combine dark brown sugar, granulated sugar, Baker's chocolate, Karo syrup, and sour cream.

  2. Cook over medium heat until a very soft ball forms in water.

  3. Remove from heat and stir in vanilla.

  4. Beat the mixture until smooth.

  5. Add nuts if desired.

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. Chocolate + vanillatop 5% of all pairs
    Smell alikemoderate
    Cooked together10,020 recipes

    Shared aroma: sotolon (curry, maple).

  2. Sugar + syruptop 6% of all pairs
    Smell alikestrong
    Cooked together5,842 recipes

    Shared aroma: ethanol (alcoholic, ethereal).

  3. Vanilla + nutstop 8% of all pairs
    Smell alikemoderate
    Cooked together638 recipes

    Shared aroma: alpha-pinene (pine, turpentine).

  4. Sugar + vanillatop 8% of all pairs
    Smell alikelow
    Cooked together35,032 recipes

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

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

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

Sugar and vanilla barely smell alike, yet cooks put them together in 35,032 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

Dark brown sugar
Adds moisture and a caramel-like sweetness that gives the fudge its depth.
Granulated sugar
Dissolves and crystallizes during cooking, shaping the fudge's firm, smooth texture.
Sour cream
Adds fat and acidity, contributing to a soft, creamy texture.

The step that matters

Cook until a very soft ball forms in water. Sugar concentration determines the final texture. Cooking to the correct stage sets the fudge firm enough to hold its shape, while overcooking makes it hard and undercooking leaves it runny.

Swap the nuts

The recipe marks nuts as optional. How well each one fits the dish's main ingredients (sugar, chocolate, syrup, cream, vanilla):

  1. Chestnutfits better
  2. Hazelnutfits better
  3. Almondfits better
  4. Nutsthe original

Fit is the average pairing score against sugar, chocolate, syrup, cream, vanilla. 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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