Caramelized Onion Tarts With Apples|The tarts can be assembled and frozen up to 1 month in advance. Freeze them, unbaked, on parchment-lined baking sheets until firm, then wrap in plastic. To cook, bake from frozen at 400º F for 40 to 50 minutes
Carmelized onion and goat cheese tartlets... Easy and good app. Might add mushrooms, some garlic olive oil next time, chili flakes, other cheese. Goat cheese did not spread well, so just left it in clumps.