Seems like it was available before but has since expired. Definitely available for me now.
Cba app > yello > view all next to offers > horizontal scroll
Could be targetted as there is a unique code.
New Customers receive 50% off your first 3 orders, existing customers your next 2 orders valued $25+ (max discount of $15 per redemption). All orders containing alcohol are excluded. Use your unique promo code provided by CommBank Yello at checkout to redeem. Fees including delivery, service and small order fees apply. Offer expires 31/1/24. Maximum of three redemptions for New Customers and two for existing customers. For the purpose of this offer, New Customers means any customer that has not transacted on DoorDash using a Commonwealth Bank product for payment between 12/9/23-10/10/23.
Had it then it disappeared after Christmas but back now. Thanks for the heads up!