Why it works: Raisin and flour match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 9,075 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓
Hot Cross Buns
Ingredients
Directions
Make the sponge
Dissolve the yeast and 1 tablespoon of sugar in lukewarm milk.
Add 1½ cups of flour to make a sponge. Beat until smooth.
Cover and let rise in a warm place for about 1 hour.
Make the dough
Add creamed butter, sugar, beaten egg, floured raisins or currants, remaining flour, and salt to make a soft dough.
Knead lightly on a board and place in a greased bowl.
Cover and let rise until doubled in bulk, about 2 hours.
Shape, bake and finish
Shape into medium-sized round buns and place in greased pans 2 inches apart.
Cover and let rise again for about 1 hour until light.
Glaze with egg diluted with water.
Cut a cross on top of each bun.
Bake for 20 minutes.
Brush with sugar moistened with water before removing from the oven.
While hot, fill the cross with plain frosting.
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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Raisin + flourtop 1% of all pairsSmell alikestrongCooked together9,075 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Butter + milktop 7% of all pairsSmell alikemoderateCooked together81,283 recipes
Shared aroma: (z)-4-heptenal (biscuit, cream).
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Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Raisin + sugartop 13% of all pairsSmell alikemoderateCooked together12,481 recipes
Shared aroma: beta-damascenone (apple, rose).
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Milk + flourtop 14% of all pairsSmell alikelowCooked together78,219 recipes
Shared aroma: isobutyraldehyde (malty, green).
Butter and flour barely smell alike, yet cooks put them together in 124,287 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
- Compressed yeast
- Ferments the dough, producing gas that makes it rise and become light.
- Flour
- Forms the gluten network that gives the buns their structure.
- Butter
- Adds fat that tenderises the crumb and softens the dough.
- Milk
- Provides moisture and milk proteins that help browning and a soft crumb.
- Egg
- Adds richness and structure, and its glaze gives the crust a glossy brown finish.
- Sugar
- Feeds the yeast and adds sweetness and browning to the crust.
The step that matters
Let the dough rise fully before shaping. Yeast needs time to build gas and strength; rising until doubled gives a light texture, while under-proofed dough bakes dense.
Swap the raisin
How well each one fits the dish's main ingredients (butter, milk, sugar, flour, egg):
- Vanillafits about as well
- Raisinthe original
- Figfits less well
- Coconutfits less well
Fit is the average pairing score against butter, milk, sugar, flour, egg. 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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