Onion gravy Ingredients: 1 kg. Onions grated 100 grams. of each ginger & garlic crushed, ½ cup oil, ½ kg. Tomatoes (peeled & chopped) 1 tsp. Chilli powder. Method: Heat oil and ginger & garlic, fry till pinkish in color. Now add the grated onions and keep frying till brownish in color. Now add thechilli powder and quickly add the chopped tomatoes and keep frying till the oil seems to separate. Once the oils starts to float, that means the gravy is completely ready to use. Cool it and then either freeze it in a container or keep it in frig and use as required and then add the rest of spices.