8 oz Blackberries & blueberries. Recipe by Bianca Zapatka. Pour the lemon-cornstarch mixture over the blueberries and cook over medium heat, stirring often, until the mixture is the consistency of a thick syrup, about … In another cup, combine the lemon juice, cornstarch, and salt, mixing to dissolve the cornstarch. 9 ingredients. Baking tends to require a more exacting and precise approach. Complicated cakes and This easy vegan no-bake Blackberry Tart comes together in only 10 minutes and is so delicious! 200 g chilled vegan cream cheese (try to use trans-fat-free) Refrigerated. Produce. 3. 1/2 cup desiccated coconut; 1 cup walnuts, very finely chopped; 1/2 cup soft prunes; Filling:. It’s made from a simple no-bake cookie crust and creamy blackberry blueberry mousse filling. Crust:.