Baked Ham and Potato Casserole

Ingredients

• 3 cups mashed potatoes, well seasoned
• 1/2 tsp mustard
• 6 pimento-stuffed olives, chopped
• 1 cup chopped chicken
• 1/2 cup hot milk
• 1/2 med. onion, grated
• 1 tsp chopped parsley
• 1/4 cups crumbs
• 1 T. bacon fat, melted