Cowboy Casserole

1.5 lbs. ground beef or turkey
1 medium onion, finely chopped
1 tsp olive oil
3 cloves garlic, minced
1 cans cream of mushroom soup
1 C milk
5 tbsp fat free sour cream
3 cups frozen sweet corn
2 C cheddar cheese
1 bag extra crispy tater tots
Preheat oven to 350. In a medium skillet saute onion in olive oil until translucent. Add beef and garlic and brown meat. While the meat cooks, mix soup, milk and sour cream together in a large mixing bowl. Add corn and 1 cup cheese. When the meat is browned, add that to the soup mixture. Pour the Soup mixture into a 9x13 pan, layer with tater tots on top and cover with 1 cup cheese. Bake for 30 minutes. Broil for 5 minutes at the end for extra crispiness.
To Freeze: Follow directions until baking. To cook, thaw casserole and bake at 350 for 30 minutes. Broil for 5 minutes at the end for extra crispiness.