All Taco Bell customers are invited to enjoy a free Biscuit Taco with a choice of bacon or sausage on May 5, a.k.a. Cinco de Mayo, between 7 a.m. and 11 a.m. Participating Taco Bell locations will be giving away one free sausage or bacon Biscuit Taco per customer. Local Geneva Lakes area Taco Bell locations include Lake Geneva and Delavan.