Apple crumble bake XL Author: Jeroen Prep time: 40 mins Cook time: 40 mins Total time: 1 hour 20 mins Serves: 3 x 2-inch gastro baking tray (120 portions) Ingredients Cake-base 1500 gr soft butter 1500 gr white sugar 30 eggs 1500 gr pastry flour 48 gr baking powder 2 kg apples Topping 750 gr