Recipe For Apple Blueberry Crisp. Pour the blueberry and apple mixture into the prepared baking dish. Cool slightly on a wire rack.
Sprinkle with reserved oat mixture covering fruit evenly. Cool slightly on a wire rack. In another bowl mix together the flour sugar baking powder salt and beaten egg until mixture becomes crumbly.
Bake at 350 for 55 60 minutes or until apples are tender.
Add the fruits butter and lemon juice and toss to combine. Transfer to a 9 in. Butter a 7x11 inch baking dish. Stir in egg with a fork until mixture is crumbly.