As anyone who's eaten a pluot, owned a Labradoodle, or watched a Buffy-Angel crossover episode can tell you, hybrids are awesome. Like these Blueberry Crumb Bars, which change up the normal crumb bar formula by bringing a crisp's topping to the mix.
'crumb bar' on Serious Eats
These blueberry crumb bars are the best of both the cookie and crumble worlds. An easy shortbread cookie base is covered with a layer of sweet blueberries then topped with an extra thick layer of buttery crumbs.
In these decadently delicious bars, a shortbread crust is layered with spiced apples and homemade caramel then finished with a crumb topping.