"These easy cookies are loaded with M&Ms and chocolate chips. Make sure not to overbake them and they'll stay soft and chewy for days. They're hearty but not overly dense and just thick enough. Chill the dough so it doesn't spread and use old-fashioned whole-rolled oats. Between the chewy oats, the gooey melted chocolate, and the slight crunch from the M&Ms, there's wonderful texture in every bite...."