Heat appe pan and add some oil in each appe space, add a pinch of mixed mustard and Cumins, then add pinch hing and curry leaves. Then add a spoonful of batter and cook on low to medium heat till light brown, it will take 2-3 minutes max. Then turn it and add 1-2 drops of oil, again cook on that side for a min.

NOTE- if u have cooked dhokla then just crumble it and add some gram flour, and spoonful of curd, add spices, grated bottle gourd, potato and sliced onions. Mix well. And cook as this too. Or prepare tadka in a pan, add grated bottle gourd and potato, onion and cook for a min with salt, then add spices and sugar. Add chopped dhokla and mix well. Add some oil and cook for crispiness. Serve hot.