Ingredients:
300 ml beer
1 teaspoon sugar
2 teaspoons salt
cumin
1 teaspoon vinegar
2 tablespoons softened lard
300 g plain flour
100 g whole wheat flour
100 g rye wholemeal flour
1 tablespoon instant coffee Caro
100 ml starter (recipe no. 98 and no. 627)
14 g fresh or 1.5 teaspoons dried yeast
1 teaspoon lactorexu

you can make it in bakery.