CHEESY TATER TOT CASSEROLE 2 lb hamburger 2 cans Cream of Mushroom Soup 1 can cheddar cheese soup 1 bag of tator tots 1 onion soup mix package Mix raw beef, 1 can mushroom soup and dry soup, and pat mixture into the bottom of a 9x13-inch pan. Spread the second can of mushroom soup on top. Spread cheese soup on top of mushroom soup. Layer tater tots across to completely cover top. Bake at 350°F for 1 hour to 90 minutes, or until meat is cooked and tater tots are beginning to crisp.