Steps
- Soak the red onion in a bowl of ice water while you prep the rest of the ingredients, but ideally for 30 minutes.
- In a large pot of salted boiling water, cook the macaroni according to package directions. Drain and spread pasta out on a baking sheet to cool.
- Thinly slice the celery and the bell pepper. Set aside.
- In a large bowl, whisk together the Catalina dressing, mayonnaise, relish, and season with salt and pepper.
- Drain the red onion and add to the bowl, along with the cooled pasta, and the celery and bell pepper. Stir to combine and adjust seasoning as needed.
- Chill until ready to serve. Enjoy!
