National Oatmeal Cookie Day Recipes. Homemade oatmeal cookies ingredients 1 cup unsalted butter, softened 1 cup light brown sugar firmly packed 1/2 cup granulated sugar 2 large eggs 1. For national oatmeal cookie day, a twist on oatmeal cookies:

From the nibble webzine of food adventures. National oatmeal cookie day is the perfect opportunity to celebrate this classic cookie.