Heather s Updated Potato Salad

5 pounds red potatoes, peeled and diced

½ cup mayonnaise

¼ cup buttermilk

2 tablespoons Dijon mustard

2 tablespoons dried dill weed

½ cup diced red onion

½ cup diced celery

salt and ground black pepper to taste

Place potatoes into a large pot and cover with salted water; bring to a boil. Reduce heat to medium-low and simmer until tender, about 20 minutes. Drain and let cool.

Mix mayonnaise, buttermilk, Dijon mustard, dill, red onion, and celery in a large salad bowl; gently fold in the potatoes. Season with salt and black pepper. Chill for 4 hours before serving.