Dessert type (6,5)
There are a few possibilities for this:
blancmange
(Other definitions for banana split that I've seen before include "Ice cream dish" , "Ice-cream dish" , "Fruit and ice cream dessert" , "sweet food" .)
(Other definitions for blancmange that I've seen before include "group?" , "Almond-flavoured jelly-like milk pudding" , "Sweet dessert" , "Jelly-like pudding made with milk" , "Wobbly dessert" .)