Why it works: Apple and sugar are a kitchen classic. They rank in the top 18% of all ingredient pairs, and cooks put them together in 16,478 recipes. Both carry beta-damascenone, which smells apple, rose. The science ↓
Condensed Apple Juice
Ingredients
Directions
Concentrate the juice
Reduce 4 gallons of apple juice to 1 gallon or to 215°F (102°C).
Fill into jugs while hot, cork, and seal.
Make jelly or jam
Add 1 gallon of water and 16 pounds of granulated sugar for each gallon of apple juice when using for jelly.
Reduce 6 gallons of apple juice to 1 gallon or to 218°F (103°C).
Store
Store the juice in casks, barrels, or kegs in a cool place.
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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Apple + sugartop 18% of all pairsSmell alikelowCooked together16,478 recipes
Shared aroma: beta-damascenone (apple, rose).
Apple and sugar barely smell alike, yet cooks put them together in 16,478 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
- Apple juice
- Provides the fruit flavor and natural sugars that concentrate as the juice is reduced.
- Granulated sugar
- Sweetens the jelly and helps it set.
The step that matters
Reducing to the stated temperature. Reaching the listed temperature concentrates the juice's sugar to a set level. Stopping early leaves it too dilute to keep well, while overcooking can scorch the juice and darken its flavor.
“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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