Preheat oven to 350. Lightly spray an 8x8 casserole dish
In a large skillet, cook bacon, reserving bacon grease.
Keep about 3-4 Tablespoons of bacon grease in the pan and cook hash browns until they are browned and crispy. Season with salt and pepper.
Meanwhile, in a mixing bowl, beat 4 eggs. Add in onion powder, garlic powder and dry mustard. Beat well.
In the baking dish, layer potatoes, bacon, cheese - pour egg mixture over the top.
Bake at 350 for 40-50 minutes. Let sit 5 minutes, cut into 6 slices and serve.
