Social Media Wrap: Grill'd's new Deluxe Grand Brie; Boost Juice collabs with Abbie Chatfield; San Churro's new Freezies

Find out what QSRs have been up to on social media this week.

Grill'd introduces the new Deluxe Grand Brie.

Boost Juice collaborates with Abbie Chatfield.

San Churro unveils new Freezies.