I would use anything BUT blueberry! Blueberry Crumb Bars: These are so good and super simple to make. The base and crumble mix in this is universal and can be used with any type of fresh or canned filling you can think of
blueberry crumb bar by smitten kitchen replace blueberry filling: fresh cranberries, sugar, juice and zest from a lemon; cook into a sauce for 10 minutes. half the crumb recipe makes an pan; bake for 40 mins at 375
My Kitchen By The Lake: Old Fashioned Blueberry Bars CHECK! Made with the blueberries we had picked a couple days before. So scrumptious and mouthwatering. Good over vanilla ice cream. The lemon totally makes it!
A buttery shortbread-like base, juicy blueberry filling & crumbly crumble topping - these Blueberry Crumble Bars are so easy & delicious! (This is a very easy recipe, and tastes good too, I would definitely recommend it).