3 to 4 cups soft winter wheat flour (divided)6 pastured egg yolks, (beaten)1 cup fresh wheydash unrefined sea saltfor the pelmeni filling:1 1/2 lbs ground mixed meats (preferably game such as moose but you can substitute more readily available meats like beef, veal, pork, mutton or lamb)1 medium yellow onion (minced)2 quarts homemade beef stock or salted waterchopped fresh dill (to serve)sour crem