Bear's Oat Flour Ginger Shortbread

10 tbl. unsalted butter, softened
1 1/2 C. oat flour (be sure it's gluten-free oat flour if you're gluten-free)
1/2 C brown sugar
dash of salt
dash of ground ginger

Preheat oven to 300 degrees
-mix all ingredients together
-turn out dough onto a Silpat mat (or parchment paper) placed on a cookie sheet
-shape into a circle (about 1/4 " thick) and mark wedges with a knife
-bake at 300 deg. F. for 15 mins (watch the temp and make sure they don't get too brown) (Baking time updated 5/17)