5 tablespoons butter
7 tablespoons extra-virgin olive oil
2 cups chopped onions
1 1/4 cups chopped celery
3/4 cup chopped carrot
2 large garlic cloves, chopped
1 1/2 pounds ground beef (15% fat)
1 1/2 pounds antelope sausages or spicy Italian sausages, casings removed
3/4 pound ground venison or ground beef (15% fat)
3/4 pound bacon, chopped
1 1/2 cups whole milk
1 1/2 cups dry white wine
3/4 cup tomato paste (about 7 1/2 ounces)
1 cup freshly grated Parmesan cheese plus additional for passing