It’s vital to let it come to room temperature so it easily mixes with the Oreo crumbs, we don’t want chunks of cream cheese all through. Should you don’t have one, you can place the Oreos in a zipped-high bag and crush them with a rolling pin or heavy saucepan. But fun can flip into a nasty trip when you are not comfy, so we recommend to organize effectively the session so you don't have any unexpected problems.