In the mixing bowl of a stand mixer, blend the butter and Crisco until smooth.
Add the sugar, brown sugar, eggs, and Vanilla, and mix until all ingredients are blended smooth and creamy.
In a separate bowl, mix together the coconut flour, salt, cinnamon, baking powder, baking soda, and oatmeal until well blended.
Add half of the flour/oatmeal mixture to the mixing bowl, and blend well.
Add the remaining flour mixture, and blend until well mixed.
If you want to add shredded coconut, add it here.
Line 2 cookie sheets with Parchment paper, and drop cookies by the Tablespoonful onto the Parchment paper.
Place the cookie sheets in the oven at 350 degrees, for 12 - 15 minutes, or until cookies are golden brown.
Remove cookies to a wire rack to cool.
Serve immediately, or when cookies are completely cooled, place them in a covered container.