Preheat oven to 350.
Brown meat in skillet over medium heat. (See notes)
In a large mixing bowl, stir in eggs, hash browns, shredded cheese, cottage cheese, and 1/2 lb cooked sausage.
Pour egg mixture into lightly greased 9x13" pan.
Bake in oven for 45 minutes at 350. Edges should be slightly golden brown and crispy, and middle should be fully cooked.