This past June, we introduced our newest flavor: Grandma Hilda's Cookies! In our family, these are otherwise known as Grandma Elstner's Cookies. Grandma Elstner was my grandma on my dad's side of the family and her name was Hilda. Hilda Elstner. Made with boxed yellow cake mix, peanut butter chips, chocolate chips, and pecan bits, Grandma's cookies are so unique because they're actually the product of a delicious mistake! Once, when making her original recipe, she accidental