Mix the tofu finely, it is so soft, you can even use a hand mixer. Mix and add the dry ingredients. Stir everything until creamy and add water as required. Now fold in the chopped chocolate.
Line a square baking pan about 20 x 20 cm with baking paper and grease it.
Bake in the oven preheated to 180 ° C top / bottom heat or 160 ° C convection oven for about 30 minutes on the middle rack.
Let cool down briefly and lift the brownies out of the pan with the baking paper. Let cool for about 1 hour and cut into squares of about 5 x 5 cm.