To form the burgers ~ I thought about buying a hamburger press but didn't want to spend the money ~ so I take a wide ~ ish 1/2 cup measuring cup and pack it full (mine is stainless steel) pressing down ~ then I «fwump» it carefully down on a surface ~ the compacted burg easily «falls» out, take a flat wide knife and carefully press it out as wide as I want it. (halfbakedharvest.com)
Pipe or spoon a generous amount of frosting onto the top of each cookie round, and spread into an even layer with a wide knife or offset spatula. (glutenfreeonashoestring.com)
I find it easiest to smash them with the side of a wide knife and peel back an outer layer or two, then chop up the insides to cook with. (sproutedkitchen.com)