Please keep the order! Preheat the oven to 175 ° C, line the bundt cake tin with fat and breadcrumbs. Stir in the softened butter and add sugar, vanilla sugar and salt. Cut the bananas into slices or pieces and stir in the butter and sugar until they are completely mashed. Gradually add the eggs. The sugar should now be almost completely dissolved. Mix the flour with the baking powder and sieve on the dough. Mix everything really well again. If the batter becomes too firm, add a little milk. Bake on the lower rack for about 50 to 60 minutes. Cooking test. This cake stays moist for a long time.