Storing instructions: while best consumed the same day, you can store leftover kabobs in an airtight container in the fridge for up to 24 hours. Blue cheese dressing can be stored in an airtight container in the fridge for up to 5 days. Balsamic reduction can be stored in an airtight container in the fridge for up to 2 weeks. Candied bacon can be stored in an airtight container in the fridge for up to 3 days.