Start smoker per manufacturer's guidelines and set temperature to 325 degrees
Remove stems from asparagus
Drizzle olive oil and balsamic vinegar over asparagus
Top with BBQ then sprinkle Parmesan cheese over
Place on grill pan
One smoker has reached 325 degrees place asparagus on and smoke 30 minutes, stirring after 15 minutes
Once the asparagus has cooked to your liking remove from smoker
Top with more Parmesan cheese before serving (optional)