01 -
Place the bologna, hard-boiled eggs, celery, and onion in a food processor or blender. Season lightly with black pepper.
02 -
Pulse the mixture in short bursts until finely minced to desired consistency, scraping down the sides every 10 pulses for even blending.
03 -
In a separate bowl, whisk together the sweet pickle relish, mayonnaise, and yellow mustard until thoroughly combined.
04 -
Stir the minced bologna mixture into the mayonnaise mixture until evenly incorporated.
05 -
Cover and refrigerate for several hours to enhance flavor. Serve chilled on rolls, biscuits, or with assorted crackers.