Preheat oven to 350 degrees
Line baking sheets with parchment or grease
Cream together butter and sugars until smooth
Add egg and extract. Beat until creamy
Mix together flour, oats,baking powder, baking soda and cinnamon.
Add dry ingredients to wet.
Stir until combined.
Add in chocolate chips
Place walnut size scoops of dough on baking sheet.
Bake for 11-14 minutes or until flattened, lightly browned.
Cool on sheet for 5 minutes and remove to cooling rack.