Use pickled celery in salads (ex: green, tuna, egg) or pasta dishes. It also makes a great topper for fried eggs at breakfast.
2 cups celery, finely diced
1 tablespoon yellow onion, finely diced
1 large sprig fresh dill
⅔ cup white wine vinegar
⅓ cup water
3 tablespoons sugar
1 tablespoon sea salt
¼ teaspoon celery seed