Lasagna without mozzarella bay

3 tablespoons extra virgin olive oil 3 tablespoons butter 1 cup onion , finely diced 1/3 cup carrot , finely diced 1/4 cup celery , finely diced 1 garlic[...]

1 lb veal 1 lb beef steak 1 lb hot Italian sausage 1 lb lamb 1 (750 ml) bottle dry red wine 3 lbs chopped yellow onions 3 heads garlic , chopped 1 bunch[...]