1 can (14 oz.) sweetened condensed milk
3/4 - 1 c. peanut butter
1 tsp. vanilla
2 c. Bisquick baking mix
granulated sugar

Preheat oven to 350°F. In a large mixing bowl, beat milk, peanut butter, egg and vanilla until smooth. Add Bisquick mix; mix well. Chill at least 1 hour. Shape into 1-inch balls. Roll in sugar. Place 2 inches apart on ungreased baking sheet. Flatten with fork.

Bake 6-8 minutes or until lightly browned. Cool. Store tightly covered at room temperature.