Not even Harry Potter could resist this whimsical British dessert.

These holiday cakes link Christmas to the Norse god of lightning.

This "Fluid of Beef" fed an army and makes a hearty tea.

The original energy bar.

A traditional Cornish pie that—ARE THOSE FISH HEADS COMING OUT OF THE TOP?!

Most people have never tasted the real thing.

The 17th-century dessert plants an isle of meringue in a sea of custard.

Sour green sweets commemorate a victorious Scottish skirmish of 1337.

The fiery Calabrian meat spread also goes by "red Nutella" and "poor man's Viagra."

A citrusy cream soda with a hint of rust outsells Coca-Cola in Scotland.

A bitter liqueur that traces the history of a Hungarian-Jewish family.

The traditional sweet currant cake has an incendiary reputation.

Sheffield’s secret sauce has a cult following.

A hearty Irish staple that can tell your fortune.

Denmark's open-faced sandwiches are equal parts decadent and decorative.

This British temperance tonic is now a Ramadan favorite.

This powder proved essential to Arctic exploration, war, and the ice cream parlor.

Historians debate whether this dish actually originated with Italian sex workers.

This “hodgepodge” of affordable ingredients fueled local laborers during the Industrial Revolution.

This summery parfait has mingled with British royals and literary elites.

In the 19th century, tin miners ate these handheld pies and left their crusts to appease mischievous, mine-dwelling spirits.

This Canadian favorite is relatively unknown elsewhere.

Once steamed in shirt sleeves and pant legs, this sweet roll took on the nickname “dead man's leg.”

There's a legend that this Latvian herbal liqueur saved an ailing Catherine the Great.