Blackberry Crumble Bars...OMG Made my house smell like Grandmas. So yummy and decadent. i used fresh blackberries from Costco, substituted Greek yogurt for the sour cream because its what I had, and added a dash of cinnamon to the crumble recipe. Holy Moly...Make these.
Also on these boards
Blueberry Pie Oatmeal Crumble Bars - Mom On Timeout