Preheat the oven to 350 degrees.
Crumble sausage into a skillet on the stove and brown completely. Remove from heat.
1 pound Sausage
In a large bowl, mix eggs and milk together and whisk well.
6 Eggs, 2 cups Milk
Add salt and pepper to this mixture and stir.
1 teaspoon salt, 1/2 teaspoon pepper
To a 9x13 dish, add frozen hashbrowns, sausage, and cheese - stir together in the dish
1/2 package Frozen Hashbrowns, 2 cups Cheddar Cheese
Pour the egg/milk mixture into the dish.
Bake at 350 degrees for 45 minutes - covered with foil. Remove the foil and bake for about 10-15 minutes more until the dish is bubbly and cheese is melted.