A Depression-era patty filler paved the way for an Oklahoma favorite.

Vermont's version of soft serve celebrates their local dairy and maple industries.

Kentucky's melt-in-your-mouth treats date back to the 1800s.

This varietal of rice is so good that it's compared to ice cream.

This pristine honey with a cool menthol aftertaste is produced by honeybees that feast on a Hawaiian mesquite forest.

A pepper so good, Hungarian immigrants carried it with them when they came to Wisconsin.

This rare, distinguished North Carolina melon once fed presidents and kings.

All but absent from supermarket shelves, this heirloom peach is a sweet secret in Southerners' backyard gardens.

Bred by members of the Cherokee Nation, this heirloom American squash gets sweeter in storage.

Beneath a layer of spines, this cactus sprouts asparagus-flavored buds.

The sweet and creamy “eggfruit” makes a great nog.

Almost every Newfoundlander has a secret spot for foraging this honey-sweet berry.

The little-known fruit tastes like peanut M&Ms.

Mexico's “mouse melon” is actually a tiny cucumber.

It looks like an exploding planet and tastes like sugarcane.

This fruit either burns your throat or tastes like a tropical medley.

In Central America, custard grows on trees.

Take a bite out of this apple to reveal its pink interior.

This dark, rare fruit lasts a very long time.