Cheesy Hash Browns - cooking recipe

Ingredients

2/3 c. Velveeta cheese
3 oz. Cheddar cheese
1/4 onion, chopped
1/4 lb. margarine or butter
1 tsp. salt
1 pt. half and half
2 1/2 lb. pkg. frozen hash brown potatoes

Preparation

Put all ingredients, except potatoes, in blender.
Blend until smooth.
Place potatoes in 12 x 15-inch casserole.
Break up and smooth evenly.
Pour cheese mixture over potatoes.
Do not stir.
Bake for 45 minutes to 1 hour at 350\u00b0.
Serves 16.