Depending on the proof of your bourbon, you could probably just shake the chips and bourbon up inside the jar and be fine.
But the decision to use sanitizer or not, should not be a question of thrift economics.
A little sanitizer can save you ten fold in the cost of a batch of beer.
Don't be penny wise, but dollar dumb.
Schöne Blondine Brauerei
Closed-System Pressurized Fermentation - the future of homebrewing today...!!!
“Simplicity is the ultimate sophistication” – Leonardo da Vinci
"A set back is the opportunity to begin again more intelligently" - Henry Ford