Beef Stroganoff and hotels serving the dish with rice, but not sour cream. Beef stroganoff preparation varies significantly not only based on geography and other factors, such as the cut of meat and seasonings selected. Meat for the dish can be cut in different ways and is sometimes diced, cubed, or cut into strips. Some variations include mushrooms and onions or other vegetables and varied seasonings such as sugar, salt, black pepper, and bottled marinades and rubs. In the version often prepared in the United States today in restaurants and hotels, it consists of strips of beef filet with a mushroom, onion,
Cultured meat Cultured meat Cultured meat is meat produced by in vitro cultivation of animal cells, instead of from slaughtered animals. It is a form of cellular agriculture. Cultured meat is produced using many of the same tissue engineering techniques traditionally used in regenerative medicine. The concept of cultured meat was popularized by Jason Matheny in the early 2000s after co-authoring a seminal paper on cultured meat production and creating New Harvest, the world's first non-profit organization dedicated to supporting in vitro meat research. In 2013, Mark Post, professor at Maastricht University, was the first to showcase a proof-of-concept for in-vitro lab