why pay full price if content is incorrect

i went to mc donald to get my favorite burger mc feast deluxe service was ok and burger was delivered took a take out went to work as i sat down to eat i realised theres something odd about it i double checked to find no tomato or onion on the burger the sauces were invisible the burger was dry took it back waste of my lunch hour mind you to have the repitition of the same burger done... why pay the full price if they dont deliver exactly what they advertise i was only told thre as no tomato really ???? i call this a reap off