Chipotle is once again giving away free meals in celebration of National Burrito Day. Last year, the restaurant chain launched an interactive game called the Burrito Vault in which players were tasked with guessing the ingredient order for a Chipotle burrito. The winner received a buy-one-get-one-free coupon.

Chipotle is celebrating National Burrito Day with tons of fun activities! The Mexican chain restaurant is bringing back its online Burrito Vault game, in which players have to guess an exact burrito order to unlock prizes.