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Dessert

Chocolate Biscuits

Chocolate biscuits made with butter, flour, sugar, egg, chocolate, walnuts, and angelica, topped with walnut mixture and chocolate icing.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 8 ingredients
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Why it works: Chocolate and walnut are a kitchen classic. They rank in the top 10% of all ingredient pairs, and cooks put them together in 1,548 recipes. Both carry 3-ethyl-2,5-dimethylpyrazine, which smells roasted, nutty. The science ↓

Chocolate Biscuits

Oven, in the book's wordsA moderate oven

Ingredients

Directions

The book says “a moderate oven”. The 350°F (175°C) in the steps is the modern equivalent, not the book's own figure.

Make the dough

  1. Cream the butter and sugar together.

  2. Gradually add the beaten egg, then mix in the flour and grated chocolate until stiff.

  3. Roll out the dough on a floured board to a thin layer.

  4. Cut into biscuits and prick the tops.

Bake and assemble

  1. Bake in a moderate oven at 350°F (175°C) until firm.

  2. Cool on a wire rack.

  3. Spread walnut mixture on one biscuit and place another on top.

  4. Coat with chocolate icing and decorate with angelica, walnuts, and crystallized violets.

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 + walnuttop 10% of all pairs
    Smell alikemoderate
    Cooked together1,548 recipes

    Shared aroma: 3-ethyl-2,5-dimethylpyrazine (roasted, nutty).

  2. Walnut + angelicatop 11% of all pairs
    Smell alikestrong
    Cooked together15 recipes

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

  3. Butter + flourtop 12% of all pairs
    Smell alikelow
    Cooked together124,287 recipes

    Shared aroma: isobutyraldehyde (malty, green).

  4. Flour + walnuttop 12% of all pairs
    Smell alikemoderate
    Cooked together5,873 recipes

    Shared aroma: isobutyraldehyde (malty, green).

  5. Flour + angelicatop 13% of all pairs
    Smell alikemoderate
    Cooked together104 recipes

    Shared aroma: isobutyraldehyde (malty, green).

Butter and flour barely smell alike, yet cooks put them together in 124,287 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

Butter
Creamed with sugar to trap air and give the biscuits a tender, rich texture.
Flour
Provides the structure that holds the stiff dough together and sets during baking.
Sugar
Creamed with butter for texture and adds sweetness and gentle browning.
Egg
Binds the dough and adds moisture and richness to the biscuits.
Grated chocolate
Adds chocolate flavour and fat to the dough, firming as it cools.
Walnuts
Add crunch and nutty flavour to the walnut filling and decoration.

The step that matters

Bake until firm, then cool fully before filling. Biscuits baked only until set stay soft and may break when handled. Cooling on a rack lets them firm up fully, so the filling and icing sit on a stable base.

Swap the angelica

How well each one fits the dish's main ingredients (butter, flour, chocolate, sugar, egg, walnut):

  1. Cinnamonfits better
  2. Nutmegfits better
  3. Capersfits better
  4. Angelicathe original

Fit is the average pairing score against butter, flour, chocolate, sugar, egg, walnut. 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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