Dip the edge of a 4 - inch cookie cutter in flour, then use it to cut out cookies. (e2bakesbrooklyn.com)
The directions have you pressing a round 2 1/4 - inch cookie cutter into the center before baking to create a doughnut - like hole. (foodgal.com)
If you don't have rings use aluminum foil or used tuna cans that have been thoroughly washed out, or even a 4 inch cookie cutters if you have more than one. (simplyquinoa.com)