1Preheat oven to 375°F. Coat a 1-1/2-quart baking dish with nonstick cooking spray.
In a large skillet, sauté onion in butter until golden.
In a large bowl, mix sautéed onion with remaining ingredients except paprika and parsley. Pour mixture into baking dish and top with paprika and parsley.
2Bake 20 to 25 minutes, or until light golden and heated through