-
Mix together the flour, salt, baking soda, baking powder and set aside
-
Stir the egg, sourdough starter and vanilla until smooth, set aside
-
Beat, on low speed, the butter and sugars until creamy
-
Stir in chocolate chips
-
Add the dry ingredients and mix until crumbly
-
Mix in egg mixture until dough comes together
-
Form into 18-20 balls and place on a parchment lined baking sheet
-
Refrigerate 2 hours (or overnight)
-
Preheat oven to 375°F
-
Bake 15-18 minutes until edges are golden and middle looks slightly under baked
-
Cool cookies on pan
-
Enjoy!