Fresh Blackberry Cake with Sour Cream and Crumble Tweet Pin It A gorgeous crumble cake that showcases plump and juicy blackberries in all their glory. The blackberries nestle in a lovely light vanilla, sour cream cake with a sliced almond and lime zest crumble topping. Delicious! Other Cake Recipes You Might Like Lemon Berry Shortcake CakeNectarine CakeEasy Chocolate Cake Continue Reading 0