Babycakes CC-2828RD Cupcake Maker (Red) for $15.00.  Select free site-to-store for in-store pickup at Walmart to save on shipping.  Otherwise, shipping is $4.97 for a total of $19.97 shipped.  Here is a screenshot for reference.  It bakes 8 mini cupcakes, features non-stick coating, and includes 4 stainless steel decorating tips and an icing bag.