Here it is a good dish to feed the all family! Lasagna alla Bolognese uses two sauces in its preparation,besciamella, and a meat sauce known as ragù. Ragu Bolognese Style: Bolognese ragù is the signature meat sauce of the region of Emilia Romagna. It is simmered for at least an hour to develop a complex layer of flavors and proper thickness. Cooking the ragù in a heavy duty enamel or similar pot will hold the heat steady and help to give a velvety texture to the ragù. Bolognese ragù is a classic sauce for lasagne and tagliatelle. The sauce also freezes beautifully.