All you want is a single bowl, whisk, and your greatest pint of blueberries, after all, to make this shockingly easy blueberry “muffin” cake. Every ingredient is added to the bowl in strategic order to ensure a moist, tender crumb in addition to straightforward cleanup. A contact of cinnamon brings heat whereas the store-bought granola grants the cake a satisfyingly crunchy topping with no added effort. Love much more crunch? Go for the granola with bigger clusters. We’d skip the varieties with added fruit to keep away from a dry, probably tooth-breaking expertise.