Why it works: Milk and butter are a kitchen classic. They rank in the top 7% of all ingredient pairs, and cooks put them together in 81,283 recipes. Both carry (z)-4-heptenal, which smells biscuit, cream. The science ↓
London Hot-cross Buns
Ingredients
Directions
Make the sponge
Combine three cups of milk, one cup of yeast (or one cake of compressed yeast dissolved in a cup of tepid water) and enough flour to make a thick batter; set as a sponge overnight.
Make the dough
In the morning add half a cup of melted butter, one cup of sugar, half a nutmeg grated, one saltspoonful of salt, half a teaspoonful of soda, and enough flour to roll out like a biscuit.
Knead well and let rise for five hours.
Shape and bake
Roll the dough to half an inch thick; cut into round cakes and lay in rows in a buttered baking pan; let the cakes stand half an hour, or until light.
Bake in the oven, having first made a deep cross on each with a knife.
Bake until light brown and brush with beaten egg white mixed with powdered sugar.
Nutrition, whole recipe (rough)
Counts 6 of 8 ingredients. The other 2 aren't in our nutrition table and add nothing above, so the real totals are higher.
What these numbers assume: 6 portions
| Ingredient | Portion assumed | kcal |
|---|---|---|
| Flour | 1 cup (125g) all-purpose | 455 |
| Milk | 1 cup (244ml) whole | 149 |
| Butter | 1 tbsp (14g) | 102 |
| Sugar | 1 tbsp (12.5g) granulated | 49 |
| Nutmeg | 1 tsp ground (2.2g) | 12 |
| Salt | 1 tsp (6g) | 0 |
| Water | not in our table | 0 |
| Cake | not in our table | 0 |
One typical portion per ingredient; the recipe's quantities are not counted. A rough guide only, not for medical or dietary planning.
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. See the original page.
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.
-
Milk + buttertop 7% of all pairsSmell alikemoderateCooked together81,283 recipes
Shared aroma: (z)-4-heptenal (biscuit, cream).
-
Milk + nutmegtop 15% of all pairsSmell alikemoderateCooked together14,685 recipes
Shared aroma: eucalyptol (eucalyptus, herbal).
-
Butter + nutmegtop 16% of all pairsSmell alikemoderateCooked together24,377 recipes
Shared aroma: eucalyptol (eucalyptus, herbal).
-
Sugar + buttertop 17% of all pairsSmell alikemoderateCooked together98,233 recipes
Shared aroma: guaiacol (smoky, sweet).
-
Milk + sugartop 18% of all pairsSmell alikelowCooked together77,875 recipes
Shared aroma: 2-nonenal (fatty, green).
Milk and sugar barely smell alike, yet cooks put them together in 77,875 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
- Milk
- Forms the liquid base of the sponge and dough, adding moisture and richness to the crumb.
- Yeast
- Ferments the sponge and dough, producing gas that makes the buns rise and turn light.
- Butter
- Adds fat that tenderizes the crumb and gives a richer flavor and softer texture.
- Sugar
- Sweetens the dough and feeds the yeast, and helps the crust brown in the oven.
- Baking soda
- Reacts with acidic ingredients to add some extra lift and a tender crumb.
The step that matters
Let the shaped buns stand until light. Yeast needs time to produce gas before baking. Baking too early leaves the buns dense, because the structure has not yet expanded and set in the oven.
Swap the nutmeg
How well each one fits the dish's main ingredients (milk, sugar, butter):
- Cinnamonfits better
- Nutmegthe original
- Gingerfits less well
- Clovefits less well
Fit is the average pairing score against milk, sugar, butter. 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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