Rainbow trout is sent on a world tour with Peruvian purple potatoes on the side and a flashy Thai chili dressing.

Peruvian potatoes are starchier, more fibrous and have a richness of taste unknown in American potatoes.

Peruvian potatoes come in a variety of sizes as well as colors.

Six giant grilled shrimp arrive atop slices of purple Peruvian potatoes.

All such dishes are served with some of the dozens of varieties of Peruvian potatoes and tubers that predate even maize.

And the slices of purple Peruvian potato that encircled a fish special were undercooked and hard.

Peruvian purple potatoes are among his best sellers.

An osso buco appetizer salad, for example, comes with blue Peruvian potatoes and salsa verde.

Boiled Potatoes 18 ounces tiny new, Yukon gold or purple Peruvian potatoes.

Thai-spiced filet mignon over a banana leaf, with Peruvian mashed potatoes and grilled squash, wasn't far behind.