Maple syrup production requires 40 liters of sap to produce just 1 liter of syrup through boiling.

Pound cake got its name because the original recipe called for a pound each of butter, eggs, flour, and sugar.

Liquid nitrogen cooking, called molecular gastronomy, was popularized by chefs like Ferran Adrià.

The world consumes about 2.25 billion cups of coffee every day.

Sourdough bread is made from a 'starter' — a live culture of wild yeast and bacteria that can be maintained for decades.

Ketchup was sold as medicine in the 1830s to treat liver disease and indigestion.

Lemons contain more sugar than strawberries.

The inside of a banana peel can be used to polish shoes and silverware.

Celery has negative calories — it takes more energy to digest than the calories it contains.