Why it works: Arrowroot and vanilla match in chemistry and in kitchens. They rank in the top 3% of all ingredient pairs, and cooks put them together in 242 recipes. Both carry coumarin, which smells sweet, hay. The science ↓
Chocolate Caramel Sauce for Ice Cream
Ingredients
Directions
Boil the water and granulated sugar for 5 minutes.
Mix the grated chocolate and arrowroot with the milk.
Add the chocolate mixture to the boiling sugar mixture and boil for 3 minutes.
Stir in the vanilla and serve hot over vanilla ice cream.
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.
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Arrowroot + vanillatop 3% of all pairsSmell alikestrongCooked together242 recipes
Shared aroma: coumarin (sweet, hay).
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Milk + vanillatop 5% of all pairsSmell alikemoderateCooked together19,187 recipes
Shared aroma: ethyl caproate (fruity, apple peel).
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Chocolate + vanillatop 5% of all pairsSmell alikemoderateCooked together10,020 recipes
Shared aroma: sotolon (curry, maple).
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Sugar + vanillatop 8% of all pairsSmell alikelowCooked together35,032 recipes
Shared aroma: beta-damascenone (apple, rose).
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Sugar + chocolatetop 13% of all pairsSmell alikemoderateCooked together15,404 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
- Granulated sugar
- Dissolves into the boiling water to form the sweet base of the sauce.
- Grated chocolate
- Provides the chocolate flavour and body once melted into the hot liquid.
- Arrowroot
- Thickens the milk and chocolate mixture as it heats, giving the sauce body.
- Milk
- Adds creaminess and moisture, softening the sauce's texture.
The step that matters
Add the chocolate mixture to the boiling sugar mixture. Arrowroot must be fully heated to thicken, but prolonged vigorous boiling can break down its thickening power. Adding the starch mixture to already boiling liquid and stirring well helps it disperse evenly without lumps and thicken smoothly.
Swap the arrowroot
How well each one fits the dish's main ingredients (sugar, chocolate, milk, vanilla):
- Arrowrootthe original
- Sweet potatofits about as well
- Capsicumfits less well
- Potatofits less well
Fit is the average pairing score against sugar, chocolate, milk, 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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