2Cook the macaroni according to the package instructions. Drain and let it cool.
In a large bowl, combine the cooked macaroni, canned tuna, mayonnaise, frozen green peas, and chopped scallions.
Add black pepper to taste and mix well.
Chill the salad in the refrigerator for at least 1 hour before serving.
Serve cold and enjoy your Tuna Macaroni Salad.