If there's only one spread (eg cream cheese) I only spread it on one piece of bread. For peanut butter and jam, I spread the peanut butter on one piece of bread and the jam on the other.
Jazzy, you come up with some of the most fun questions. I just had to mention that. My thing is Bologna and cheese sandwiches. I smother both sides with mayonnaise and one side (the Bologna side) with a lot of mustard. Goopy but delicious.