Set popped popcorn aside in a large bowl.
SCREEN FOR UNPOPPED KERNELS! (They are hard on the teeth)
Then add to a saucepan: sugar, honey and corn syrup.
Bring to a boil these three ingredients, and boil hard for two minutes.
Remove from stove.
Add in: peanut butter and vanilla.
Stir till blended and smooth.
Pour over popcorn and stir till all coated.
Add nuts if desired.
Then spread it out on sheets of waxed paper or foil to cool down.