Peanut Punch

Directions

1. 1
   Mix cornstarch and water in a small saucepan, add milk, peanut butter, and sugar to taste.
2. 2
   Cook over moderate heat, stirring with a whisk until thoroughly smooth and thick.
3. 3
   Cool and refrigerate before serving.
4. 4
   Serve in tumblers or goblets with or without ice.