2/3 - 1 c. skim milk, fruit juice, buttermilk or low fat yogurt
1/2 - 2/3 c. frozen fruit, any kind
Sweetener to taste, artificial, honey or sugar
1/4 -1/2 tsp. vanilla

Measure milk, juice, buttermilk, or yogurt into blender. Add frozen fruit pieces and vanilla. Blend just until fruit is smooth and shake is thick. Serve immediately.