Coca-Cola originally contained cocaine — about 9 milligrams per glass — until the ingredient was removed in 1903.

Pea protein has an amino acid profile close to egg white and is increasingly used as a plant-based protein source.

Caviar from beluga sturgeon is among the world's most expensive foods, reaching $35,000 per kilogram.

Broccoli and cauliflower are the same species — Brassica oleracea — just different cultivars.

Cooking pasta al dente (firm to the bite) gives it a lower glycemic index than fully cooked pasta.

A single saffron flower yields only three stigma threads, which is why saffron is the most expensive spice by weight.

Cornflakes were invented by accident when the Kellogg brothers left cooked wheat sitting out and it went stale and flaky.

The Caesar salad was invented in Tijuana, Mexico, not in Rome.

The color red appears to make food taste sweeter — this is why ketchup and many candy wrappers are red.