Caramelized Onion without mango mayonnaise

3 tablespoons butter 4 onions , cut in half and sliced 1/2-inch thick 1 tablespoon white wine vinegar 1/2 teaspoon ground thyme 6 large baking potatoes ,[...]

2 teaspoons extra virgin olive oil 1 lb onion , thinly sliced 1 garlic clove , minced 2 teaspoons chopped fresh thyme or 1/2 teaspoon dried thyme 1 cup 1%[...]

3 lbs sweet onions , thinly sliced 2 tablespoons olive oil 1 teaspoon sugar 1 teaspoon salt 1 pie shell (I've also used a Boboli Crust, puff pastry and phyllo[...]