4 blueberry crumble bars Recipes

butter, divided, powdered sugar , plus, powdered sugar, divided, vanilla, flour, divided, blueberries, sugar, cornstarch, water, quick-cooking oats, uncooked, brown sugar , packed, cinnamon

all-purpose flour, light brown sugar, salt, cold unsalted butter, cut into 1/2 inch cubes, egg, grated lemon zest, vanilla extract, sugar, cornstarch, ground cinnamon, ground ginger, blueberries, all-purpose flour, dark brown sugar, sugar, ground cinnamon, salt, unsalted butter, melted

whole wheat pastry flour, brown rice flour, applesauce, honey or 1/2 cup maple syrup, mixed berries or 2 1/4 cups blueberries, silken tofu, crumbled, cinnamon, raw wheat germ, baking soda, baking powder, skim milk