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Dessert

Crack Nuts

A baked cracker made with flour, sugar, butter, raisin wine, eggs, and caraway seeds, dusted with sugar.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 8 ingredients
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Why it works: Flour and raisin match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 9,075 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓

Crack Nuts

Ingredients

Directions

The book gives no oven temperature. The 350°F (175°C) in the steps was added when the recipe was transcribed, as a starting point.

Prepare the dough

  1. Preheat your oven to 350°F (175°C).

  2. Melt the butter in a bowl and mix in the raisin wine.

  3. In a separate bowl, beat and strain the eggs.

  4. Combine the flour, sugar, melted butter mixture, and beaten eggs to form a paste.

  5. Add caraway seeds to the paste.

Shape and bake

  1. Roll out the dough as thin as paper and cut with the top of a glass.

  2. Wash the cut pieces with egg white and dust with sugar.

  3. Bake until golden brown.

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. Flour + raisintop 1% of all pairs
    Smell alikestrong
    Cooked together9,075 recipes

    Shared aroma: isobutyraldehyde (malty, green).

  2. Flour + carawaytop 6% of all pairs
    Smell alikestrong
    Cooked together1,435 recipes

    Shared aroma: isobutyraldehyde (malty, green).

  3. Raisin + carawaytop 9% of all pairs
    Smell alikemoderate
    Cooked together75 recipes

    Shared aroma: decanal (soap, orange peel).

  4. Flour + buttertop 12% of all pairs
    Smell alikelow
    Cooked together124,287 recipes

    Shared aroma: isobutyraldehyde (malty, green).

  5. Sugar + raisintop 13% of all pairs
    Smell alikemoderate
    Cooked together12,481 recipes

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

Flour and butter 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

Flour
Forms the structure of the paste so the dough can be rolled thin and hold its cut shape.
Butter
Adds fat that gives the crackers a tender texture and rich flavor.
Eggs
Bind the dough and add structure, and their proteins help the surface brown in the oven.
Sugar
Adds sweetness and helps the surface brown during baking.

The step that matters

Roll out the dough as thin as paper. Thin dough dries and crisps in the oven, while thicker dough stays soft and may not bake through. Uneven thickness causes some pieces to burn while others stay pale.

Swap the caraway

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

  1. Cinnamonfits better
  2. Nutmegfits better
  3. Carawaythe original
  4. Capersfits about as well

Fit is the average pairing score against flour, sugar, butter, raisin, wine, egg. 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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