Bacon Cheesy Potatoes - cooking recipe

Ingredients

white baking potatoes (enough for 3 layers), scrubbed and thinly sliced (do not peel)
salt and pepper to taste
1 medium onion, chopped
5 to 6 slices bacon, cooked and crumbled
1 lb. Velveeta cheese
1 c. Cheddar cheese, shredded
1/4 to 1/3 c. milk
1 stick margarine, melted
paprika

Preparation

In a 9 x 13-inch baking dish sprayed with cooking spray, layer sliced potatoes (overlapping). Salt and pepper each layer.