Potato, Onion, and Gruyère Galette

Potato, Onion, and Gruyère Galette

Makes 1 (10-inch) galette, serving 8 to 10 Here is a savory version of the free-form fruit tart known in France as a galette. Onions, sautéed until soft and sweet, are combined with sliced potatoes and grated Gruyère, an aged, wonderfully nutty cheese from...