Sausage, hash browns, Bisquick, eggs and cheese mixing together to create a very satisfying breakfast casserole. This is a classic Farmer's Breakfast that is hearty and memorable!
Preheat oven to 400°F and lightly grease an 8-inch square baking dish.
Cook sausage and onion until sausage is browned; drain.
Mix sausage, onions and potatoes in baking dish.
Whisk together biscuit mix, salt, milk and eggs. Pour evenly over potato mixture in baking dish and bake uncovered for 45 to 55 minutes or until a knife inserted in the center comes out clean.