VanBan Black & White Shake

Directions

1. 1
   Place 1/4 cup of the milk, 1 teaspoon of the vanilla extract, and the banana in a blender and blend to mix thoroughly, about 30 seconds.
2. 2
   Add the vanilla ice cream and pulse several times to begin breaking it up.
3. 3
   With the blender motor off, use a flexible spatula to mash the mixture down onto the blender blades.
4. 4
   Continue pulsing, stopping, and mashing until the mixture is well blended, thick, and moves easily in the blender jar, roughly 30 to 90 seconds.
5. 5
   Pour the shake into a small pitcher, and refrigerate while making the other flavor (if you have two blenders, keep the shake in the blender jar).
6. 6
   If necessary, rinse the blender jar, shake out any excess water, and return it to the base.
7. 7
   Place the remaining 1/4?
8. 8
   cup milk, the remaining 1/4 teaspoon vanilla extract, and the chocolate ice cream and sorbet in the blender and pulse several times to begin breaking up the ice cream and sorbet.
9. 9
   With the blender motor off, use a flexible spatula to mash the mixture down onto the blender blades.
10. 10
    Continue pulsing, stopping, and mashing until the mixture is well blended, thick, and moves easily in the blender jar, roughly 30 to 90 seconds.
11. 11
    Into one or two tall, chilled glasses, pour a layer of VanBan shake, followed by a layer of chocolate, another layer of VanBan, another layer of chocolate, and finishing with a last layer of VanBan on top.
12. 12
    Serve at once.