"A 'Granny Pat's' 100% organic milk chocolate bar."
For Homer in the Pearl Creek underground entrance
Pearl Creek, at the intersection of Brite Street and Laymond Avenue (Easy) Somewhere along the south edge of Crook Street, between Laymond Avenue and Lansdale Avenue. (Normal) It will be in the south alley of Crook Street. (Hard)
There are three different locations where the candy bar can be located, depending on the chosen puzzle difficulty. Each of these location has a vending machine, in which the candy bar can be acquired by using some money obtained earlier in the Devil's Pitstop:
On the easy difficulty level, the vending machine can be found at the intersection of Brite Street and Laymond Avenue.
On the normal difficulty level, it can be found on the south end of Crook Street, between Laymond Avenue and Lansdale Avenue.
On the hard difficulty level, it can be found in an alley south of Crook Street.