Sift together flour, brown sugar, baking powder, baking soda, cinnamon and salt into a large bowl.
Add in the chocolate chips and stir.
In a large measuring cup whisk together buttermilk, egg and butter, then pour the liquid into the dry ingredients.
Whisk until the batter is just combined (but lumpy, do not keep whisking until smooth).
Let batter sit for 5 minutes.
Heat griddle or small pancake maker to 375 degrees and spray with vegetable oil spray.
Using 1/4 cup scoop add the batter to the griddle and cook until bubbles start to form.
Flip and cook for 30 seconds, then remove to plate.