Iced oatmeal cookies from Cooking Classy are a treat from the past. Chewy oatmeal cookies are drizzled with a powdered sugar icing in haphazard pattern to yield something both nostalgic and homemade. Each bite will bring back memories of after school snacks and play dates. Feel free to add your favorite mix-ins to this recipe including chocolate chips, shredded coconut, or raisins. For full recipe instructions, click here.