In a pressure cooker take rajma with 4 cup water.
Pressure cook for 15 to 20 minutes or till 4 whistle to cook rajma.
Heat oil and butter in a pan.
Add cumin seeds and let them cracker and get browned.
Then add onion and saute them till golden brown.
Add ginger garlic and chili in to pan.
Add tomato and cook for 2 to 3 minutes or till tomato become soft.
Add turmeric, red chili powder , salt , garam masala and coriander powder.
Mix well and cook all the masala for 3 to 4 minutes.
Add boiled rajma (not rajma stock) and cook on full flame for 4 to 5 minutes.
Add rajma stock and cook for 10 to 12 minutes on medium flame.
In an another pan, heat 2 tsp butter and add cumin seeds once cumin seeds crackers add soaked basmati rice.
Add salt and 1 cup water.
Cook rice for 6 to 7 minutes or till rice cooks.
Serve hot rajma and rice.