Peel and roughly chop the bananas, grind with lemon juice and sugar in a blender. Add the cream and stir thoroughly. Pour the mixture into a large freezer and freeze covered for 2 hours, stir with a fork and freeze for another 2 hours, stir again and stir in chocolate drops and chopped butter caramel, freeze for another 2 hours.
Put the ice cream in the fridge 15 minutes before serving, then spread it on dessert bowls and serve decorated with butter caramel pieces.