The blueberry mixture can be prepared and refrigerated at least 40 minutes and up to 3 days in advance. Store lightly covered at room temperature for up to 3 days, or freeze for up to 2 months.
Pour blueberry mixture onto the bottom layer ... Serve over yogurt or with ice cream. To make into crumble bars: Add 2 additional large eggs to the crumble mixture. Follow step 1, adding the ...