In a large bowl cream together the butter, granulated sugar, and brown sugar. Add the egg and vanilla and combine.

In a medium bowl combine the flour, baking soda, baking powder, and salt. Whisk to combine.

Add the dry ingredients to the wet ingredients and mix until just combined.

Add the pecans and chocolate chips. Mix until just combined.

Scoop the cookies dough, place on baking sheet, and bake for 10-12 minutes.