The best part about this easy and delicious Hashbrown Casserole is that the slow cooker does all the work. Add the ingredients to the pot and forget it! In the morning you will have a perfectly cooked breakfast or brunch waiting for you.
Place 1/3 each of hashbrowns, sausage, onion, green pepper and cheese in a lightly greased slow cooker. Repeat layering 2 more times, ending with cheese.
Beat eggs, milk, salt and pepper together in a large bowl; pour over top.
Cover and cook on low setting for 10 hours.