I used this last summer when our local farmers market had plenty of good fruit in season. It's really easy to substitute with this one too. I used blackberries, blueberries, red respberries, strawberries and plums to make some good pies for my coworkers. Wonderful recipe!
Waste of berries followed the recipe to the letter and ended up with a pie crust full of black raspberry juice needs a thickening ingredient such as cornstarch