1 . Stage
Preheat grill on medium-high. In a large bowl, toss zucchini with oil, lemon zest, and red pepper flakes. Season with salt and pepper.
2 . Stage
Once grill is hot, carefully use tongs to rub an oiled paper towel over grates.
3 . Stage
Using tongs, place zucchini on grill. Cover and cook, 3 minutes. Flip and continue cooking on high, covered, 2 to 3 minutes more.
4 . Stage
When zucchini is tender, remove from heat and garnish with basil and more red pepper flakes.