Heat oven to 350°F. Line 2 baking sheets with parchment paper.
Cream butter and sugar together with an electric mixture until fluffy. Add vanilla and egg and beat until smooth.
In a separate bowl, combine oat flour, oats, cinnamon, baking soda and salt.
Add to creamed mixture and beat just until combined.
Gently stir in finely chopped apples and raisins.
Use a quarter cup measure to scoop dough on to parchment paper-lined baking sheets. Flatten slightly and space generously.
Bake for 12 - 15 minutes or until golden brown. Let sit on baking sheet for 3-4 minutes, then transfer to wire rack to cool.
Mix all ingredients for Maple Pecan Glaze in a blender until very smooth. Drizzle over cookies.
You can easily make oat flour by grinding oats in a blender. Be sure to measure the 1/ ¼ cups of oat flour after they're ground.If you glaze the cookies with Maple Pecan Glaze, store them in an airtight container in the refrigerator. Adding the Glaze will make the cookie softer. If you prefer a crisper cookie, omit the glaze. Nutrition information does not include the glaze.