Heat oven to 375°F. Grease a 3-qt (3-L) casserole dish; set aside. In a small saucepan, heat milk and spices. In a large saucepan over med. heat, melt butter and add flour; cook for about 1 min. Slowly pour hot milk into flour-butter mixture while whisking. Continue cooking, whisking constantly, until the mixture bubbles and becomes thick. Remove pan from heat. Stir in white cheddar and mix until melted and smooth. Add cooked macaroni. Pour into prepared dish and top with old cheddar, then bread crumbs. Bake until browned on top, about 30 min.