(TrendHunter.com) The Sonic Bacon on Bacon Quarter Pound Double Cheeseburger is being launched by the brand as a new option for patrons seeking out a way to satiate their craving for bacon in a decidedly indulgent way.... (TrendHunter.com) The Sonic Bacon on Bacon Quarter Pound Double Cheeseburger is being launched by the brand as a new option for patrons seeking out a way to satiate their craving for bacon in a decidedly indulgent way....