Magic Meat Loaf
["2 lb. lean chopped meat", "4 Tbsp. mayonnaise", "2 Tbsp. ketchup, divided", "1/2 c. bread crumbs", "1/3 c. water", "1/4 tsp. salt", "1 medium onion, chopped"]
["Mix water and 1 tablespoon ketchup; add crumbs.", "Allow to soak.", "Add chopped onion.", "Blend with mayonnaise and mix well. Add remaining ketchup.", "Mix well with chopped meat.", "Form into a loaf.", "Bake at 350\u00b0 for 45 minutes."]
["lean chopped meat", "mayonnaise", "ketchup", "bread crumbs", "water", "salt", "onion"]