Place oats in a blender and spin to fine powder. Set aside. Using a kitchen mixer, cream the butter with peanut butter and both sugars then slowly add eggs and vanilla. In a separate bowl sift together flour, oat powder, salt, baking powder, and soda. Now slowly mix the dry into the sugar and butter mixture and then blend in the grated semisweet chocolate. Remove from blender and stir in the chocolate chips. Place large sized cookies on a baking sheet and bake for 10 minutes in a preheated 375 degree oven.
Assembly for Ice Cream Sandwich: Using 2 of Amy's Super Cookies and big helping softened premium vanilla ice cream, spoon the ice cream on the flat side of 1 of the cookies and top with another cookie. Wrap the cookie sandwich in foil and allow to harden in the freezer. For an added treat, dip half of the sandwich in melted chocolate prior to serving.