Preheat oven to 350°F. Grease a 9x13' casserole dish.
Place hash browns in a large bowl and separate any chunks of potatoes.
In a small bowl mix soup, sour cream, 2 cups of cheese, salt, and pepper. Add 1 stick melted butter and mix thoroughly.
Add creamy mixture to the hash browns and stir thoroughly. Spread in a casserole dish.
Topping
Sprinkle remaining cheddar cheese on top of the potatoes.
In a small bowl mix, 1/2 stick melted butter and crushed Ritz crackers. Spread over potato mixture. Bake uncovered for 50 - 60 minutes until crackers are browned.
Notes
Can cook in a crock pot on high for 4 - 5 hours or on low for 5.5 - 7 hours in a 5 or 6 quart crock pot
Allow hash browns to soften on the counter for 30 minutes before using