1 1/2 c. Weight Watchers vanilla ice cream, softened
1 c. Cool Whip
1/4 c. crunchy peanut butter
1 sm. box sugar free chocolate pudding
Less than 1/2 c. Grapenuts cereal

Mix first four ingredients. Mix in Grapenuts. Pour into an 8"x8" pan. Cover with foil and freeze. Cut into squares and serve.