In a pressure cooker heat 1 tsp butter.add chopped onion tomatoes,carrots,beetroot and ginger.cook for 3 min on low flame.now add salt and blackpepper.mix well.add water

Cover the cooker. cook for 3-4 whistles.now open it.let it be cool.now transfer it in a mixer jar.and blend it.strian with the help of stainer.add 1 tsp butter and garnish with coriander leaves.serve hot