[header] How to carve a pumpkin using cookie cutters [title] Choose a round, smooth-walled pumpkin. [step] The ribs and grooves should be minimal and not very pronounced. You can get a traditional orange pumpkin, or a white one for something more original. 
Avoid the decorative " cinderella " style pumpkins, however. They are the kind that are flattened, a little like doughnuts.