User blog comment:Asnow89/2015 Battle of the Fantasy Foods - THE FINAL ROUND/@comment-75.90.8.93-20150904182302/@comment-75.90.8.93-20150904191734

The drink doesn't taste like coffee and nightmares. In the context of the show Dipper has been awake for nearly 24 hours and Mabel offers it to him to help wake him up. Stan then describes as being like coffee and nightmares had a baby, he said nothing about taste, he was referring to how much energy it gives you.