airag anhydrous ayran baked milk butter buttermilk casein cattle central asia cheese clotted cream condensed milk cottage cheese cream cheese curd dairy domestic sheep dulce de leche european cuisine evaporated milk food fromage frais frozen custard frozen yogurt gelato ghee homogenization horse ice cream ice milk infant formula kefir kumis lactobacillus lassi livestock mammal milk mineral mold open directory project pasteurization powdered milk protein russia streptococcus viili vla whey wikibooks yak yoghurt