Preheat oven to 350. Line an 8x8 baking pan with parchment paper.
Cream together the butter and sweetener in a large bowl.
Mix in the cream cheese, egg, and vanilla.
Add the dry ingredients just until incorporated.
Stir in the chocolate chips. Spread in the prepared pan.
Bake for 14-16 minutes or until golden brown. Cool completely.
Notes
Nutrition: The nutrition facts are for 1 cookie bar. There are 1.5 NET carbs per serving.To Store: Keep the cookie bars in an airtight container in the fridge. They will last for 1-2 weeks. To Freeze: Put the cookie bars in a freezer bag or container, and they will keep for 2-3 months. Notes on Sweeteners: