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 and cheese also becoming popularized at this time and was likely also used during that era. Macaroni and cheese is very popular in modern-day Canada. Kraft Dinner is the most popular brand of packaged macaroni and cheese. Sasha Chapman, writing in "The Walrus", considered it to be Canada's national dish, ahead of poutine. Pasta other than macaroni noodles are often used: most any short-cut extruded pasta and many of the decorative cut pasta will do, particularly those with folds and pockets to hold the cheese. The dish may still be referred to as "macaroni and cheese" when made with a different pasta;