09Mar 2023 Wienerschnitzel Coupon $1 Off Meatball Sandwich March 2023! by Jackie ⋅ Leave a Comment Spread the loveTweet Wienerschnitzel has this coupon valid for $1 off of a Meatball Sandwich now through March 26, 2023! Posted in: Daily Restaurant Deals ⋅ Tagged: fast food deals, restaurant coupons, restaurant deals, Wienerschnitzel coupons