Costco Price Cut: Tiramisu Cake $11.99 by Rhonda July 27, 2020 9/7/12. Some Costco locations may have the Tiramisu Cake (in the bakery section) on sale for $11.99 (after manufacturer’s instant rebate), from September 13 through October 7, 2012. That is $2 … 0 FacebookTwitterPinterestEmail
