Rinse the lentils thoroughly and soak for 2 hours.
Chop the walnuts finely.
In a bowl, combine the soaked lentils, walnuts, whole wheat flour, salt, yeast, and water, then knead the dough.
Let the dough rise for 1 hour.
Shape the dough as desired.
Bake in a preheated oven at 180°C for 25 minutes.
Cool before eating.