Pull back corn husks and remove silk threads, cover corn back up with the corn husks. Place on bbq and rotate as ears start to roast, approx 5 min. a side. Once kernels are tender and golden brown, peel back leaves and cut off corn. Set aside.

Dice red onion. Cut open jalapeño, remove white veins and seeds, mince finely. Mince garlic clove. Cut and mash avocados. Add onion, jalapeño, garlic, and corn to mashed avocados. Mix in the remaining ingredients. Season to taste with chili powder, onion salt and pepper. Let stand for 10 minutes so flavors can combine. Serve with chips.