Next Video: How to Make Easy Pineapple Upside-Down Cake Video Cancel View Recipe: Butterscotch Pretzel Magic Cake This feature is not available with your current cookie settings. You can update your privacy settings to enable this content. Please enable all cookies to use this feature. How to Make Butterscotch Pretzel Magic Cake Video View Recipe: Butterscotch Pretzel Magic Cake The magic is in the butterscotch layer, which sinks to the bottom while the cake is baking. With our easy yellow cake mix and a salty pretzel topping, it’ll be hard to beat this Betty dessert recipe, but we’ll keep trying to top ourselves anyway. Cake Recipes By Betty Crocker