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Dessert

Vanilla Syrup

A clear syrup made from sugar, water, and vanilla beans.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 3 ingredients
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Why it works: Vanilla and beans match in chemistry and in kitchens. They rank in the top 8% of all ingredient pairs, and cooks put them together in 1,293 recipes. Both carry guaiacol, which smells smoky, sweet. The science ↓

Vanilla Syrup

Ingredients

Directions

  1. In a large pot, combine the sugar and water.

  2. Bring to a boil and cook until the syrup thickens.

  3. Strain the syrup to remove any solids.

  4. Bottle the syrup for storage.

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. Vanilla + beanstop 8% of all pairs
    Smell alikestrong
    Cooked together1,293 recipes

    Shared aroma: guaiacol (smoky, sweet).

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

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

  3. Sugar + beanstop 26% of all pairs
    Smell alikemoderate
    Cooked together2,587 recipes

    Shared aroma: guaiacol (smoky, 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

Cut loaf sugar
Provides sweetness and body, and dissolves into the water to form the syrup.
Vanilla beans
Adds vanilla aroma and flavor to the syrup.

The step that matters

Cook until the syrup thickens. As water evaporates, the sugar concentrates and the syrup thickens. Stopping too early leaves it thin, while cooking too long can darken and over-concentrate it.

Swap the beans

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

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

Fit is the average pairing score against sugar, 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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