Slow Cooker Blackberry and Apple Cake self raising flour, butter, baking powder, caster sugar, caster sugar and 5 more Carol's Slow Cooker BBQ Beef (crockpot, barbeque, slowcooker, crock pot) SparkRecipes About 4 minutes to read this article. Slow Cooker Apple Crisp (crock-pot) 365 Days of Slow Cooking butter, cinnamon, flour, oats, light brown sugar, ground nutmeg and 1 more Whole Chicken in the Crock-Pot or Slow Cooker The Cookie Writer Published on Sep 21, 2018.Modified on Sep 29, 2019 by bakingqueen74.This post may contain affiliate links. Slow Cooker Blackberry and Apple Cake Bakingqueen74. 781 words. Source: Facebook/ Slow Cooker Recipe & Tips Easter is just around the corner and if youâre looking for a new recipe to try, this caramel and apple sponge cake might be the perfect option. 1 Comment.