Piadine, an Italian flatbread, is quick and easy to make in a skillet at home thanks to yogurt, which yields a supple texture. No yeast, rising, or oven required for this recipe from Milk Street.

Vegan Onion Flatbread, inspired by the classic Italian Schiacciata alle Cipolle. 2 red onions. 2 yellow onions. ¼ cup olive ...