While we have a list of ingredients, nobody really knows how Combos are made. There is little to no information about Combos on the internet, which begs the question: what are they hiding? But not to worry, pastry chef Claire Saffitz is on the case! Join her as she attempts to unpack this mystery and make gourmet Combos!<br />*The Washing Soda used in this recipe is not recommended for general regular consumption.*<br />Check out Claire's Instagram: https://www.instagram.com/csaffitz/