Why it works: Rye and flour match in chemistry and in kitchens. They rank in the top 8% of all ingredient pairs, and cooks put them together in 1,320 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓
Rye Bread
Ingredients
Directions
The book says “a slow oven”. The 300°F (150°C) in the steps is the modern equivalent, not the book's own figure.
Make the sponge
Soak the dry yeast and sugar in ½ cup warm water for 30 minutes.
Combine the dissolved yeast with 1½ cups warm water and enough rye flour to make a batter. Stir well.
Let it rise.
Make the dough
Add 2 cups warm water, 1 tablespoon salt, and enough rye flour to make a soft dough.
Knead thoroughly.
Handle the dough roughly by striking or pounding it with your hands.
Let it rise.
Shape and bake
Mould the dough into loaves.
Brush the tops with a mixture of egg white and water.
Let them rise again.
Bake in a slow oven at 300°F (150°C) until done.
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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Rye + flourtop 8% of all pairsSmell alikestrongCooked together1,320 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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Flour + eggtop 15% of all pairsSmell alikelowCooked together106,462 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Sugar + eggtop 21% of all pairsSmell alikemoderateCooked together122,807 recipes
Shared aroma: 2-nonenal (fatty, green).
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Sugar + ryetop 25% of all pairsSmell alikemoderateCooked together535 recipes
Shared aroma: 1-penten-3-one (fish, pungent).
Flour and egg barely smell alike, yet cooks put them together in 106,462 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
- Rye flour
- Forms the bulk of the dough structure, though rye builds less gluten than wheat, so it stays dense.
- Dry yeast
- Produces gas as it ferments, causing the batter and dough to rise.
- Salt
- Controls yeast activity and strengthens the dough's flavour and texture.
- Lard
- Adds fat, giving the crumb a softer, more tender texture.
- Egg white
- Brushed on top, it helps the crust take on a glossy, browned finish.
The step that matters
Handling the dough roughly before the second rise. Striking and pounding the dough knocks out large gas bubbles and redistributes the yeast, giving an even crumb. Rye dough has little gluten, so this firm handling helps it hold its shape in the loaves.
“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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