Mix flour, mulled linseeds, baking powder, coconut sugar, spices in the bowl. In another bowl combine almond milk, apple sauce, apple cider vinegar and coconut oil(make sure that everything is at the same temperature) whisk to combine.
Pour liquid ingredients over dry and stir well. Lastly add blackcurrants and give it a final stir.
Pour the cake batter into a cake tin and add sliced apples on top.
Bake in preheated to 180 degrees oven for 35 minutes or till toothpick inserted into centre comes out clean