Cream butter, 1 pinch of salt and sugar. Stir in the eggs one by one. Mix flour and baking powder, stir in with the milk. Halve the dough
Finely dice the marzipan or grate it coarsely. Stir with liqueur under one half of the dough
Preheat waffle iron, grease. Place 1 ladle of dough in the middle of each waffle iron and bake until golden brown. Warm the waffles in a hot oven or bake them directly at the table