Preheat oven to 350 degrees. Coat an 8x6x2 in pan or something similar with cooking spray and set aside.
Brown meet and onions until meet is no longer pink. Add broccoli.
Combine meet mixture, veggies, soup, and milk and pour into baking dish.
Top with Hashbrowns and bake for about 30 minutes. The hashbrowns should start to brown, but without the added fat they tend to be light in color. The casserole should start to bubble around the edges.
Top with cheese and continue to bake until cheese is melted.