Why it works: Sugar and syrup match in chemistry and in kitchens. They rank in the top 6% of all ingredient pairs, and cooks put them together in 5,842 recipes. Both carry ethanol, which smells alcoholic, ethereal. The science ↓
Burned Sugar Cake
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.
Make the batter
Preheat the oven to 350°F (175°C).
Cream together the sugar and butter.
Add cold water, flour, egg yolks, vanilla, burned syrup, and baking powder; mix well.
Beat the egg whites until stiff peaks form, then fold the beaten egg whites into the batter.
Divide the batter into three layers.
Make the caramel and filling
Burn ½ cup sugar for the caramel.
Remove the sugar from the heat and add ½ cup cold water.
Return the mixture to the stove and boil until it thickens into syrup.
Boil 1 cup sugar for the filling.
Add 3 teaspoons of caramel to the boiling sugar.
Add 1 egg white to the mixture.
Mix until combined.
Bake
Bake the layers until golden.
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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Sugar + syruptop 6% of all pairsSmell alikestrongCooked together5,842 recipes
Shared aroma: ethanol (alcoholic, ethereal).
-
Sugar + vanillatop 8% of all pairsSmell alikelowCooked together35,032 recipes
Shared aroma: beta-damascenone (apple, rose).
-
Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Vanilla + syruptop 12% of all pairsSmell alikelowCooked together1,855 recipes
Shared aroma: ethanol (alcoholic, ethereal).
-
Flour + vanillatop 12% of all pairsSmell alikemoderateCooked together19,241 recipes
Shared aroma: isobutyraldehyde (malty, green).
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
- Eggs
- Egg yolks enrich the batter, and whipped whites add lightness and structure to the layers.
- Butter
- Creaming butter with sugar traps air and gives the cake a tender, rich crumb.
- Baking powder
- Releases gas during baking, helping the layers rise and turn light.
- Flour
- Provides the starch and protein that set the batter into the cake's structure.
- Sugar
- Sweetens the cake and, when burned, adds a deep caramel flavour and colour.
The step that matters
Burn the sugar for the caramel. Sugar darkens quickly once it passes its melting point, and going too far turns it bitter. Stop at a deep amber, since the caramel flavour and colour depend on that point.
Swap the vanilla
How well each one fits the dish's main ingredients (sugar, butter, flour, egg, syrup):
- Raisinfits about as well
- Vanillathe original
- Figfits less well
- Lemonfits less well
Fit is the average pairing score against sugar, butter, flour, egg, syrup. 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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