Mint Leaves--Optional Drain pineapple, reserving half cup juice. Freeze pineapple chunks. Place juice, buttermilk, vanilla, sweetener and frozen pineapple into a blender container. Blend until smooth. Pour into glasses and garnish with mint if desired. DIABETIC EXCHANGES: One serving = half skim milk, half fruit; also, 74 calories, 52 mg sodium, 2mg cholesterol, 16gm carbohydrate, 2 gm protein and 1gm fat. Lifted from Aug/Sep 93 Taste of Home magazine