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.
Cashew butter is a food spread made from raw or roasted cashews. It is rich and creamy in flavour and when stored the oils and solids separate easily requiring it to be mixed before each use.