Name: Buttered Sweet Potatoes
Ingredients: sweet potatoes; butter

Why it works: Sweet potato and butter are a kitchen classic. They rank in the top 20% of all ingredient pairs, and cooks put them together in 1,491 recipes. Both carry 2,3-pentanedione, which smells butter, sweet. The science ↓

Buttered Sweet Potatoes

Ingredients

sweet potatoes
butter

Directions

Boil and peel the sweet potatoes.
Slice them lengthwise.
Butter each piece and lay them in a pan, buttered side up.
Set the pan in the oven for a few minutes before serving.

Recipe from a historical cookbook (Internet Archive).

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.

Sweet potato + buttertop 20% of all pairs

Smell alikemoderate

Cooked 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, with a soft, tender texture once boiled.
Butter: Adds richness and moisture, coating the potato pieces and helping them brown lightly in the oven.

“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.