In this video, you’ll see how to make homemade blackberry and blueberry pie. This simple two-berry pie has a wonderful sweet and tart flavor. The filling combines fresh fruit with ground cinnamon, sugar, and lemon juice. In the summer, use fresh berries. But you’ll want this pie year-round, so good thing it’s also delicious using frozen berries. Watch the video, then get Debbie’s 5-star recipe for Blackberry and Blueberry Pie. Marionberries are a terrific substitute for blackberries.