Remember Claire Saffitz, the pastry chef from Bon Appétit who made her own versions of Skittles, Kit Kats, and other junk foods? Well, she’s back, and now she’s doing her best to figure out how real Lucky Charms are made so she can create a gourmet version. As it turns out, it’s not easy to make cereal from scratch. In the nearly 20-minute long video, we get to see her failures and disappointments that eventually lead her success. If you make it to the end, she shares the final recipe.