Basically if you buy the double cheeseburger by itself then it wold cost you about $4.15 but if you buy the mcdouble and a cheeseburger and mix them together then you would get a triple cheseburger for 5c less than the DC.
I dont have any ACTUAL PHOTOS but the simple pictures here should explain itself
Step 1: Step 1. Insert Here
Step 2: Step 2 and 3: Lol Whut?
this could have been done an easier way but I don't really care and im tired.
oh yeah this instructable sucked :( (wish i had a camera too take photo's, that would've helped a bit)
this would save you around 2 dollars.