- Heat ghee in a non stick kadai. Add almonds and cashewnuts and sauté lightly. Add tomato purée and cook for 5-7 minutes. Grate petha and keep aside. Add green cardamom powder to the tomato mixture and cook till it thickens.Add khoya and mix and sauté for 4-5 minutes. Add petha and mix. Cook till the mixture thickens. Transfer into bowl and serve hot.