Aloo Tikki is a common snack in northern parts of India. When being served with chana masala, it's a complete meal in itself where as with tomato sauce,it can be a delicious snack! Aloo tikki is spiced potato mash, fried and then served hot. So, to prepare the spice mix, which invariably decides the flavour and taste of tikki, you may have to personalise it to your taste.