Dinner - Brussel Sprout/Ham/Swiss Bake

Steam brussel sprouts in microwave.  Mix together in large bowl, steamed sprouts, diced ham, 1 can cream of mushroom soup, 1/2 cup milk, 1/2 can durkee canned onions, 1/2 c. shredded swiss, salt, pepper, garlic salt/powder, onion powder. 
Pour into sprayed baking dish and bake at 400 for 30 min.