Why it works: Flour and milk are a kitchen classic. They rank in the top 14% of all ingredient pairs, and cooks put them together in 78,219 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓
Rock Buns
Ingredients
Directions
The book says “a very quick oven”. The 400°F (200°C) in the steps is the modern equivalent, not the book's own figure.
Prepare
Clean the currants and cut the candied peel into thin slices.
Rub the lard or dripping lightly into the flour.
Make the dough
Add the baking powder, sugar, and salt; mix well.
Beat the egg and mix it into a stiff paste, adding enough milk to achieve the right consistency.
Bake
Drop the mixture in rough heaps onto a greased baking sheet.
Bake in a very hot oven at 400°F (200°C) for about 15 minutes.
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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Flour + milktop 14% of all pairsSmell alikelowCooked together78,219 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Flour + sugartop 15% of all pairsSmell alikemoderateCooked together92,116 recipes
Shared aroma: phenylacetaldehyde (hawthorne, honey).
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Flour + eggtop 15% of all pairsSmell alikelowCooked together106,462 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Currant + milktop 16% of all pairsSmell alikelowCooked together5,475 recipes
Shared aroma: isoamyl acetate (banana, pear).
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Egg + milktop 18% of all pairsSmell alikemoderateCooked together88,785 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
- Flour
- Forms the structure that holds the buns together as they bake.
- Baking powder
- Releases gas during baking so the buns rise and become light.
- Dripping or lard
- Rubbed into the flour to add fat, tenderness, and a crumbly texture.
- Moist sugar
- Adds sweetness and moisture, and helps the buns brown.
- Egg
- Binds the mixture and adds richness and structure.
- Currants
- Add sweetness, chewy fruitiness, and flavour throughout the buns.
The step that matters
Adding the milk to the egg mixture. Too much milk makes the paste slack, so the heaps spread on the sheet instead of holding their rough shape. Add it gradually until the paste is stiff.
Swap the currant
How well each one fits the dish's main ingredients (flour, sugar, egg, milk):
- Vanillafits better
- Raisinfits better
- Figfits better
- Currantthe original
Fit is the average pairing score against flour, sugar, egg, milk. 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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