milk are yoghurt (Lactobacillus), sour cream (Streptococcus cremoris), butter (Streptococcus diacetilactis) and cheese. Typically, starter cultures are used for the fermentations, and different cultures and also different production processes yield the various types of cheese. Lactic acid bacteria are also employed in the production of, for instance, pickles, sour dough, sauerkraut, and some types of sausages.