NOW OPEN! Andy's Frozen Custard. Grand Opening 10/26/2018 at 11:00 AMOctober 22, 2018Andy's Frozen Custard opens their tenth Illinois location at 1150 S Randall Road in Elgin. We're giving away 5,000 Treats in Elgin. Sign up for Yum Squad today to receive your FREE Treat. We're excited to be part of your community. Join us for our Grand Opening! $1 Regular size one-topping SUNDAE ALL DAY on October 26th *Only at 1150 S Randall Road in Elgin.