2 cups ice
1/2 cup milk
3 tablespoons vanilla-flavored syrup
1 tablespoon powdered non-dairy creamer
1 1/2 tablespoons green tea powder (matcha)
1/8 teaspoon xanthan gum
Blend ice, milk, vanilla syrup, coffee creamer, green tea powder, and xanthan gum in a blender until smooth, 20 to 40 seconds.