Name: To Fry Tripe
Ingredients: Tripe; 1 egg yolk; Grated bread crumbs; Beef dripping

Why it works: Bread and beef are a kitchen classic. They rank in the top 13% of all ingredient pairs, and cooks put them together in 4,032 recipes. Both carry 2-acetyl-1-pyrroline, which smells popcorn, roasted. The science ↓

To Fry Tripe

Ingredients

Tripe
1 egg yolk
Grated bread crumbs
Beef dripping

Directions

Boil the tripe for 4 to 5 hours until tender, then cover and set aside.
The next day, cut the tripe into long strips.
Dip each strip into the beaten egg yolk, then roll in grated bread crumbs.
Heat beef dripping in a frying pan until boiling hot.
Fry the tripe for about 10 minutes until light brown.
Serve with onion sauce if desired.

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.

Bread + beeftop 13% of all pairs

Smell alikemoderate

Cooked together4,032 recipes

Shared aroma: 2-acetyl-1-pyrroline (popcorn, roasted).
Egg + breadtop 13% of all pairs

Smell alikemoderate

Cooked together22,662 recipes

Shared aroma: (e)-2-octenal (fatty, green).
Egg + beeftop 31% of all pairs

Smell alikemoderate

Cooked together8,305 recipes

Shared aroma: 2-nonenal (fatty, green).