Give him some food and leave quickly. You don't want any trouble from a jerk like that.
Give him some food and leave. But you're going to tell on him later.
Give him some food and follow him to his house so you can later get him back by doing something rather nasty.
Give him half your food and invite him to sit and talk with you, maybe you can befriend him.
Give him a nice fist in the face. Nobody steals from you.