Why it works: Sugar and milk are a kitchen classic. They rank in the top 18% of all ingredient pairs, and cooks put them together in 77,875 recipes. Both carry 2-nonenal, which smells fatty, green. The science ↓
To Pdrify Yeast for Bread or Cakes
Ingredients
Directions
Prepare the yeast
Mix the yeast with a large quantity of cold water.
Set it aside in a cool place until the following morning.
Drain off the water and stir the yeast with more fresh water.
Let it stand for several hours until the water can be poured clear from it.
Change the water daily in winter and twice daily in hot weather to preserve the yeast.
Revive a sluggish yeast
If the yeast ferments less freely, stir in a small portion of brown sugar and warm milk 15-20 minutes before using.
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.
-
Sugar + milktop 18% of all pairsSmell alikelowCooked together77,875 recipes
Shared aroma: 2-nonenal (fatty, green).
Sugar and milk 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
- Yeast
- Produces carbon dioxide gas through fermentation, which makes bread and cakes rise.
- Brown sugar
- Provides food for the yeast, encouraging it to ferment more freely when it is sluggish.
- Warm milk
- Warms the yeast and adds liquid, helping fermentation restart.
The step that matters
Changing the water on schedule. Yeast left standing in stale water loses vigour as it runs short of food and builds up waste products. Regular fresh water keeps the culture alive and active for later baking.
“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.
You might also like
Cornbread345 recipes
Bread Pudding336 recipes
Milk Bread Rolls242 recipes
Potato Bread124 recipesThe free Flavor Lab newsletter: one surprising pairing a week and the molecular reason it works, in 60 seconds. No spam, unsubscribe anytime.
Prefer an account? Create a free account to save pairings and unlock the full chemistry.