What is
Quark is a type of fresh dairy product, common for the cuisines of German-speaking countries made by warming soured milk until the desired degree of coagulation (denaturation, curdling) of milk proteins is met, and then strained.
Chocolate ice cream is a sweetened frozen food typically eaten as a snack or dessert. It is made by churning a mixture of cream, sugar, and cocoa or chocolate flavoring.