Peanut Butterscotch Smoothie

1 cup milk
3 1/4 oz. package instant butterscotch pudding
1/4 cup peanut butter 
1 1/2 cups milk
Blend 1 cup milk, instant butterscotch pudding and peanut butter in 
blender until smooth. Add 1 1/2 cups of milk slowly until desired 
thickness. Serve in tall frosty glasses.