I have always been a bit sceptical of attempts to make Christians more "Jewish". It often felt to me like gentile Christians pretending to be Jews. But here is a good explanation of how important the Jewish roots of Christianity really are to our spiritual well-being as followers of Jesus Christ:
https://chab123.wordpress.com/2017/06/18/five-lessons-on-the-jewish-roots-of-christianity/
(Also have a look at https://www.quora.com/As-a-Christian-how-much-of-the-old-testament-rules-do-you-believe-you-should-adhere-to/answer/Chavoux-Luyt)
