Macaroni penguin once together at the nest site and at changeover of incubation shifts. In the 'ecstatic display', a penguin bows forward, making loud throbbing sounds, and then extends its head and neck up until its neck and beak are vertical. The bird then waves its head from side to side, braying loudly. Birds also engage in mutual bowing, trumpeting, and preening. Monitoring of pair fidelity at South Georgia has shown around three-quarters of pairs will breed together again the following year. Adult macaroni penguins typically begin to breed late in October, and lay their eggs in early November. The nest itself
Macaroni pie (and optionally onion) is added, thus creating a "lihamakaronilaatikko" (literally, meat-macaroni casserole). The casserole may be topped before baking with breadcrumbs and grated cheese and/or knobs of butter, to form a crunchy crust. "Makaronilaatikko" is typically served with tomato ketchup and pickles such as gherkins. Pastitsio is a type of macaroni pie in Greek cuisine prepared using elbow macaroni noodles and various additional ingredients. In Italian cuisine the macaroni pie () is a traditional dish in several cities, with a long tradition originating from the "pastizzi" prepared by the chefs active in the Italian courts of the Renaissance: the most