Olive Garden Coupon: $5 Unlimited Soup, Salad, & Breadsticks Lunch! April 21, 2015 by Jennie The links in the post below may be affiliate links. Read the full disclosure.Print Email Woohoo! Look what’s back..the ever popular $5 unlimited soup, salad, and breadsticks lunch at Olive Garden! Just boogie on over here to print your coupon. This offer is valid Monday through Friday until 4pm and it expires on April 24th.