Um, the apostles were all Jews.
So it is not just to the Jews but to a select group of Jews, the Apostles. Where does it say that their office is to be reserved just to Jews? Paul says that there is not distinction between Jew and Greek. Timothy and Titus were both non-Jews were ordained and lead their local churches. The Gospels of Mark and Luke were not even written by Jews. It was not to the Jews but to the office of apostle and their successors that Jesus entrusted his church.
So was Jesus until He founded the Catholic church on the Apostles...