Put the lentils in a saucepan with all the spices, tomato paste, onion and garlic, peeled and roughly chopped. Cover with water, bring to a boil (gentle), cook for 30 minutes, stirring occasionally. Check lentils for doneness and add water if necessary.
Drain and blend after removing the cardamom and cinnamon. You can return the mixture to the pan and dry the dough.
Bread the dumplings with the rice flour, then brown them in a pan with a little oil.
Prepare the sauce in a saucepan, add all the ingredients and 30 cl of water and reduce until you obtain a smooth sauce.
Serve hot with the patties