1. Brown ground beef in a large pot, and drain.
2. Add in corn, soup, 1/2 cup cheese, milk, sour cream, onion powder, salt, pepper, and bacon to the pot. Mix together.
3. In a casserole dish, layer the beef mixture, 1/2 cup of shredded cheddar, and then the tator tots. (Lined up)
4. Bake for 45 minutes uncovered, take out of the oven, sprinkle with last cup of cheese, and put it back in the oven for 5 more minutes.
