Mix almonds, linseeds, 4 tablespoons of wheat bran, flour, baking powder and salt. Add curd and egg white and knead with the dough hooks of the mixer to a smooth dough.
Brush a box mould (25 cm long; 1.8 l capacity) with water and sprinkle with 1-2 tbsp. wheat bran. Line the bottom of the tin with baking paper. Fill the dough into the tin, sprinkle with pumpkin and sunflower seeds.
Bake in the preheated oven (electric cooker: 175 °C/circulating air: 150 °C/gas: see manufacturer) for approx. 50 minutes. Let the bread rest in the pan for 10-15 minutes, then loosen the edges and carefully turn out of the pan.
Let the bread cool down.