1 (4 oz. size) pkg. sugar free Jello brand gelatin, any flavor
3/4 c. boiling water
1/2 c. cold whole milk
Ice cubes
1 med. banana, sliced

Combine gelatin and boiling water in a blender. Blend until dissolved, about 30 seconds. Add milk and ice cubes to make 1 1/4 cups. Stir in blender until partially melted. Add banana slices; blend until smooth.