The phrase "to add some crunch" means to include something crispy or crunchy to a meal or dish for added texture and enjoyment.
Sentences with «to add some crunch»
This next carrot cake has a great soft texture, moist and fragrant, dotted with chopped walnuts for added crunch. (lilcookie.com)
Yep, add the crunch of apple and hello good looking, come to mama! (cookingshorts.com)
I was worried about the texture of applesauce and yogurt together, but that extra added crunch from the breadcrumbs and apples really blew this dish out of this galaxy! (recipenomad.com)