Substitute a green or yellow pepper for the red pepper.
Substitute pearl onions for the red onion wedges. Blanch 24 pearl onions in boiling water 1 min.; rinse, then peel. Assemble kabobs as directed adding 3 whole onions to each skewer.
Use Your Broiler
These kabobs are also delicious broiled! Assemble kabobs as directed. Place on rack of broiler pan. Broil, 4 to 6 inches from heat, 8 to 10 min. or until steak is cooked through and vegetables are crisp-tender, turning and brushing occasionally with the remaining steak sauce mixture.