Preheat oven to 350 F.
Place vegan butter, sugar, vanilla and flax egg in a large bowl.
Add peanut butter and mixwith hand mixer until well combined.
Add baking soda and salt. Mix again.
Add flour one cup at a time and mix with hand mixer.
Add chocolate chips and stir in using a spatual or hands until thoroughly distributed.
Roll into balls, about 1 tbsp. per ball, and place on a parchment lined baking sheet.
Bake for 10 minutes.