Brown sausage and drain well. Break eggs into a greased 9" x 13" pan; poke the yolks and stir gently. Top eggs with browned sausage, half of cheese, and all of onions, green pepper and mushrooms. Pour cream over top; then add rest of cheese. Refrigerate overnight. Bake at 350 degrees for one hour. Let stand 10 minutes before serving.
Serve with fresh fruit and muffins or toast.