n 1.chop off the hard part,remove the top green layer and cut the brussel sprouts into four parts.nn 2.wash them and keep aside.nn 3.Heat olive oil in a pan...add mustard,cumin seeds,garlic  and curryleaves.nn 4.Add onions and saute well.nn 5.Add salt. Add tomatoes chilli,sambar powders add little water if required and cook on low flame till oil seperates.nn 6.Add brussel sprouts,add 1/2 cup water ,stirr well ,cover and cook on medium flame.nn 7.cook till they become tender and water is absorbed.nn 8.Finally add garam masala and lemon juice...and switch off the flame.nn 9.serve with roti or rice.n