Chickpea Smash Sandwich

can chickpeas, drained and rinsed

plain Greek yogurt

mayonnaise or vegenaise (see Notes for vegan options)

Dijon mustard

apple cider vinegar

stalk celery, diced

red onion, diced

celery seed

salt and pepper,

your favorite bread

optional toppings:

romaine lettuce or mixed greens

avocado slices

tomato slices

red onion slices

pickle slices

hot pepper slices