For this amazing sauce, you’ll need a bottle of prepared barbecue sauce, some Scotch whiskey, and a slew of spices: hot pepper sauce, cayenne, chili powder, crushed red pepper flakes, onion powder and more. For this amazing sauce, you’ll need a bottle of prepared barbecue sauce, some Scotch whiskey, and a slew of spices: hot pepper sauce, cayenne, chili powder, crushed red pepper flakes, onion powder and more. November 13, 2021November 13, 2021 by Haley Lynn For this amazing sauce, you’ll need a bottle of prepared barbecue sauce, some Scotch whiskey, and a slew of spices: hot pepper sauce, cayenne, chili powder, crushed red pepper flakes, onion powder and more.