The Burrito Whisperer is a story mission in the video game, "South Park: The Fractured But Whole".
Plot details follow.
Talk with Morgan Freeman to learn about the potential crafting has.
Take the Fast Travel point from the school to Main Street. Continue to the right from the fast travel point on Main Street to find Freeman's Tacos. Now just go into Morgan Freeman's taco joint and talk to him.
He'll guide you through crafting a delicious Enchirito, which will come in handy later.
While you're still here, head into the bathroom to use the toilet and find another piece of Creek Yaoi Art.
Once you're satisfied, and you've looted the place well, head on to your next main mission: Origins 2: New Beginnings.