These rustic, personal-sized galettes showcase the earthy flavors of caramelized onions, sautéed mushrooms and creamy fontina béchamel in a flaky homemade crust – perfect for a pie swap gathering. Photo by Mallory Aussem, Evergold Photography. Makes 6 personal galettes Ingredients For pie dough 2-½ cups all-purpose flour 1 cup unsalted butter ¼ cup sour cream ¼ cup cold water 1 teaspoon salt For caramelized onions 2 large yellow or sweet onions, thinly sliced 2 tablespoons bu