1. Spray grid with cooking spray; put together grill for direct cooking.
2. Place asparagus on baking sheet; spray evenly with cooking spray. Sprinkle with the sesame seeds, rolling to coat.
3. Place asparagus on grid. Grill, uncovered, 4 to six minutes, or till the asparagus begins to brown, turning as soon as.
4. Switch asparagus to serving dish. Sprinkle with vinegar, salt, and pepper.
Prepare dinner’s tip: Be sure you use your entire quantity of pepper — it actually brings out the flavors of this dish.