Using the side of your chef’s knife, lightly smash 4 garlic cloves, then peel and finely chop.
Finely chop one 2" piece ginger (skins and all unless they scare you!)
Combine garlic and ginger in a small bowl.
Trim roots from 6 scallions, then slice crosswise into ½" pieces.
If there are any leaves attached to 4 celery stalks, remove and coarsely chop them; set side for serving.
Cut stalks in half lengthwise, then crosswise into ½"-thick pieces.
Tear open 4 oz. dates and remove pits; discard. Cut flesh into ½” pieces.
Combine scallions, celery, and dates in a medium bowl.
Coarsely chop 1 cup cilantro leaves with tender stems.
Reserve remaining ½ cup cilantro leaves with tender stems unchopped for serving.