Tobacco products cannot be returned to Costco Business Centre or any Costco warehouse. Shop Costco.com for a large selection of chocolates. This is an exception to Costco's return policy. www.grandmafifi.com/2013/05/frozen-fudge-bars-at-costco.html#! Shop our latest collection of Chocolate Bars at Costco.co.uk. There’s two flavors in the box, chocolate chip cookie dough and chocolate brownie. Enjoy low prices on name-brand Chocolate Bars products. Delivery is included in our price. Made with quality organic ingredients, the perfect combination, this Healthy Choice Organic premium, low-fat Fudge Bar tastes so rich and creamy you won’t believe it’s only 110 calories per bar. Costco Business Centre can only accept orders for this item from retailers holding a Costco Business membership with a valid tobacco resale license on file. Costco Coupon Book: June 28 – July 29, 2018 Costco Coupon Book: June 28 – July 29, 2018. The Costco Kirkland Signature protein bars are definitely on the softer side and the texture is more like a thick taffy or fudge. Find dark or milk chocolate, chocolate covered fruit, chocolate covered nuts, gourmet chocolate & more.