Heat olive oil in saucepan. Crumble in ground beef and saute until beef is browned. Drain off excess fat. Add remaining ingredients and mix well. Continue cooking for 5 minutes. Set aside. Cook lasagne noodles in the boiling water with olive oil and salt. About 9 minutes. Drain and let cool. Set aside.
Combine all ingredients in blender or electric mixer and mix well at medium speed.
Assembling: In a 13x9x2-inch casserole spread a thin layer of meat sauceon bottom and put one layer of cooked lasagna noodles. Next, a layer ofsliced mozzarella and on top of that add one third of the meat sauce, then half ofthe rocotta mixtu Continue to layer until all ingredients are used. Topwith grated parmesan cheese. Bake at 180ºC for 40-45 minutes.