Today is all about feeding a large crowd, and Lidia cooks up recipes that all your guests will love, no matter whom you are hosting : sausages and apples, a flavorful one-pot meal that is great for family-style dining; spaghetti with roasted garlic pesto, a delicious and economical addition to any party; and finally, chocolate ricotta cheesecake, a chocolatey twist to the classic Italian ricotta cheesecake.