240 ml ( 1 cups) heavy cream
100 ml(.5 cups) chocolate sauce
100 ml(.5 cups) milk
Puree the banana with the milk until smooth. Mix with the rest of the ingredients and put into a 0.5 L (~1 US Pint) Whipper. Screw on 1 N20 cream charger and shake vigorously until the desired consistency is achieved.