Dough and Crumble 3 cups almond flour 1 cup Lakanto Monkfruit Sweetener ½ cup coconut flour 1 tsp baking powder ¼ tsp salt ¼ cup whey protein powder vanilla or plain 1 egg large 1 cup butter cold and cut into small bits Zest of one lemon Blueberry Filling 4 cups blueberries I use frozen ½ cup Lakanto Monkfruit Sweetener ½ tsp xanthan gum Juice of one lemon ⅓ cup almonds sliced (optional)