01 -
In a large pot, cook elbow macaroni according to package instructions until al dente. Drain and set aside.
02 -
In a large bowl, whisk together mayonnaise, sweet relish, Dijon mustard, lemon juice, celery salt, and black pepper until smooth.
03 -
Add drained tuna, sweet peas, shredded cheddar, chopped celery, and minced shallots to the dressing. Stir to combine evenly.
04 -
Fold the cooked and drained macaroni into the tuna mixture until thoroughly coated.
05 -
Serve immediately chilled or at room temperature as a quick lunch or a refreshing side dish.