Cowboy Cookies

Bahan-bahan

2 cups flour

1 tbsp cornstarch

1 tsp baking soda

½ tsp salt

¼ tsp cinnamon

¾ cup brown sugar

¼ cup sugar

1 cup butter

1 egg

1 egg yolk

1½ tsp vanilla extract

1 cup chocolate chips

¾ cup quick-cooking oats

¾ cup pecans

½ cup shredded coconut