The Spendopticon
In the Over-Charge area, locate the bright red hot sauce bottle on a light dangling from the ceiling and use your gun to shoot it.
The Spendopticon – Market District
This bottle is located in the J-Spot in the rafters in the middle of the room with the skag sculpture. You can reach it by climbing up the rock structure.
The Compactor
This hot sauce bottle is located in an overhead shipping container in Ascetic’s Walk during the One Man’s Treasure main story mission.
Jack’s Secret
The hot sauce is located near the entrance of Jack’s Secret (just before where you drop down into the vent).
VIP Tower
The hot sauce is located on a table in the middle of the VIP room to the right of the elevator in the area where you fight Freddie.