~Easy Cheesy Southwest Breakfast Casserole~ 2 cups frozen O'Brien Style (with peppers and onions) Hash Brown Potatoes, thawed; 1 cup small curd cottage cheese; 8 oz. fully cooked breakfast sausage; 1 cup shredded sharp cheddar cheese; ½ cup shredded Pepper-jack cheese; ½ cup finely chopped onion; 6 large eggs, beaten