• USA Today, Monday, March 19, 2007 11:30 AM

Quiznos is devoting much of its salad line to flatbread. Dunkin' Donuts is testing flatbread sandwiches. Arby's is promoting flatbread melts. And Stouffer's is rolling out a line of fancy-sounding flatbread pizzas.

Flatbread--typically made from flattened dough to project the flavor of whatever is placed in it or on it--is emerging as the hottest thing since sliced bread. The number of new products with the name flatbread more than tripled to 66 last year, vs. 20 in 2005. "Flatbread connotes upscale--whether or not it actually is," says Lynn Dornblaser, new products guru at research firm Mintel.

Desite its better-for-you profile, nutritionists warn that flatbread isn't always healthy. Tufts University nutrition professor Alice Lichtenstein says that people should consider portion size and look for flatbread made with whole wheat flour for the most fiber.

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