The crisp, topping on these tarts - almonds, sugar and butter caramelised together while the tarts are baking - is delicious and a welcome change from crumb topping.
For the apple filling, melt the butter in a wide sauté pan over a medium heat and add the apples. Sprinkle with the demerara sugar and cinnamon and toss to combine. Decrease the heat to low and let the apples, cook until they exude some water; increase the heat to high and, stirring frequently, let the excess juices reduce. Test the apples for doneness: if they still see