Boil chopped Methi leaves with a little salt, strain it.make paste of khuskhus, cashews. In a big Kadai put Oil and 1 tbsp butter, when heating put whole garam masala (tezpatta Elachi, dalchin, Jeera,cloves) fry for few minutes, put chopped Onions, fry till it's done (slightly pinkish),add ginger garlic paste and chopped tomatoes, stir for a while, after cooling, blend it.