"Hickory chips" refers to small pieces of hickory wood that are typically used for smoking or adding flavor to food, especially on grills or barbecues. Full definition
Separately soak the pecan and hickory chips in water for 30 minutes. (fieryfoodscentral.com)
To impart a delicate smoke flavor to these deli slices, we smoke our famous Tofurky recipe in a real smokehouse over hickory chips to give a sweet, smoky flavor and beautiful brown crust on the outside. (shop.thevegankind.com)
I put about 6 to 7 inches of charcoal plus added hickory chips and the fire at 275 degrees lasted a little over 4 hours. (fieryfoodscentral.com)