Soak skewers in cold water for 30 minutes. Dry and set aside. Thread vegetables into skewers alternating colors. Season with salt.
Place prepared brochettes in bowl and cover with the marinade for 30 minutes. Reserve the remaining marinade.
Heat grill and place brochettes, turning them frequently (5 minutes per side) brushing the reserved marinade until done.
Combine all ingredients. Season to taste. Let mixture stand for 10 to 15 minutes and use as necessary.
Prepare this brochettes also:
Salmon brochettes with Yakitori sauce