Soak rajma in water for a few hours and cook them in a pressure cooker. Keep this aside.
Cut carrots and tomatoes and boil for a few minutes till the raw smell disappears.
Grind it to a fine paste in the blender.
Cut onions and capsicum into fine pieces and fry them in a little oil till the onion turns golden brown.
Add the tomato-carrot paste to this.
Next, add chilly powder, garam masala powder and the reqd amount of salt.
Pour some water in the mixture so that the gravy is not too thick.When the gravy begins to boil, add the boiled rajma and simmer for a few minutes till the rajma mixes well with the gravy.
:-Serve hot with chapathis or rice.