Why it works: Sweet potato and sugar are a kitchen classic. They rank in the top 17% of all ingredient pairs, and cooks put them together in 1,151 recipes. Both carry 2-nonenal, which smells fatty, green. The science ↓
Candied Sweet Potatoes
Ingredients
Directions
Prepare
Wash, peel, and cut sweet potatoes into lengthwise slices.
Sprinkle with coarse sea salt.
Cook
In a frying pan, heat butter and lard.
Add sweet potato slices and stir to coat with fat.
Sprinkle with brown sugar, cover, and cook slowly.
Stir occasionally until potatoes are glossy and browned.
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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Sweet potato + sugartop 17% of all pairsSmell alikemoderateCooked together1,151 recipes
Shared aroma: 2-nonenal (fatty, green).
-
Butter + sugartop 17% of all pairsSmell alikemoderateCooked together98,233 recipes
Shared aroma: guaiacol (smoky, sweet).
-
Sweet potato + buttertop 20% of all pairsSmell alikemoderateCooked together1,491 recipes
Shared aroma: 2,3-pentanedione (butter, sweet).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Sweet potatoes
- Form the main body of the dish, becoming tender and soft as they cook slowly in the pan.
- Brown sugar
- Adds sweetness and, as it melts, forms a glossy syrup that caramelizes and browns the potatoes.
- Butter
- Adds richness and flavor and helps the potato slices brown in the pan.
- Lard
- Fat that coats the slices and conducts heat evenly, helping them brown without burning quickly.
The step that matters
Cook slowly and stir occasionally. Brown sugar burns quickly over high heat. Low, covered cooking softens the potatoes through, while occasional stirring spreads the melting sugar so it caramelizes into a glaze instead of scorching on the pan.
Swap the sweet potato
How well each one fits the dish's main ingredients (butter, sugar):
- Sweet potatothe original
- Leekfits about as well
- Potatofits about as well
- Capsicumfits less well
Fit is the average pairing score against butter, sugar. 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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