Chocolate buttermilk ice cream

Ingredients

 * 1 1/2 cup milk
 * 1/3 cup unsweetened cocoa
 * 1/2 cup sugar
 * 1 tsp instant espresso coffee
 * -powder
 * 2 cup buttermilk
 * 3 tbsp nonfat dry milk
 * 2 tsp vanilla extract
 * 1 dash salt

Directions
Source: from your ice cream maker by coleen and bob simmons,