Irish Stew

Ingredients 2 tablespoons olive oil 1 small sweet onion, diced 1/4 teaspoon salt 1/2 teaspoon freshly ground black pepper 1 tablespoon dried Italian seasoning 3 cloves garlic, crushed 1 pound lamb, cubed 1 pound pork loin, cubed 1 can (14.5 oz) beef broth 3 carrots, cut into 1/2-inch pieces 1 medium turnip, quartered and cut