Why it works: Lemon and raspberry are a kitchen classic. They rank in the top 8% of all ingredient pairs, and cooks put them together in 1,109 recipes. Both carry alpha-pinene, which smells pine, turpentine. The science ↓
Rolled Jelly 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.
Prepare the batter
Preheat the oven to 350°F (175°C).
In a bowl, mix sugar, flour, baking powder, and lemon extract. Add eggs and milk, and stir until smooth.
Pour the batter into a long baking tin and bake until golden.
Roll and cool
While warm, spread jelly or jam over the cake.
Place a towel on the table, lay the cake on it, and roll it up with the towel to prevent cracking.
Do not remove the towel until the cake is completely cool.
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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Lemon + raspberrytop 8% of all pairsSmell alikemoderateCooked together1,109 recipes
Shared aroma: alpha-pinene (pine, turpentine).
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Milk + raspberrytop 13% of all pairsSmell alikemoderateCooked together1,014 recipes
Shared aroma: delta-decalactone (sweet, creamy).
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Flour + milktop 14% of all pairsSmell alikelowCooked together78,219 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Sugar + flourtop 15% of all pairsSmell alikemoderateCooked together92,116 recipes
Shared aroma: phenylacetaldehyde (hawthorne, honey).
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Milk + lemontop 15% of all pairsSmell alikemoderateCooked together19,053 recipes
Shared aroma: 2-nonenal (fatty, green).
Flour and milk barely smell alike, yet cooks put them together in 78,219 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
- Provide structure and lift, setting the sponge as they cook.
- Flour
- Forms the cake's structure once it sets in the oven.
- Sugar
- Sweetens the cake and helps it brown as it bakes.
- Baking powder
- Releases gas that makes the batter rise and lighten.
- Jelly or jam
- Adds sweetness and fruit flavour as the filling inside the roll.
The step that matters
Roll the cake while warm. Warm sponge is flexible, so rolling it with the towel lets it curl without cracking. Once it cools, the structure stiffens and the surface splits easily.
Swap the raspberry
How well each one fits the dish's main ingredients (sugar, flour, egg, milk, lemon):
- Vanillafits better
- Raisinfits better
- Figfits better
- Raspberrythe original
Fit is the average pairing score against sugar, flour, egg, milk, lemon. 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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