Take a cup of coriander leaves, 1/2 cup of mint leaves, a small piece of ginger, 4-5 cloves of garlic, a spoonful of cumin and lemon juice and a pinch of black salt. Mix them together in a grinder and ...
Cover with a lid and transfer to the oven. Bake for 1½ hours. Give the beans a good stir, then return to the oven without the lid and cook for another 45-60 minutes or until the sauce has reduced and ...