1. Preheat oven to 350°. Cook hash browns in a lightly greased large nonstick skillet over medium heat, stirring occasionally, 12 minutes or until golden brown.
2. Stir together hash browns, 1 cup shredded cheese, and next 6 ingredients. Spoon mixture into a lightly greased 8-inch square baking dish, and sprinkle with remaining 1/2 cup cheese.
3. Bake at 350° for 40 to 45 minutes or until edges are lightly browned. Let stand 5 minutes before serving.