Snacks such as sandwiches can be: open and closed, cold and heat-treated, double-layered and multi-layered, meat, fish and vegetarian, and so on. It is very difficult to classify sandwiches as a dish, since they are prepared from any products, but still there is one difference – that most sandwiches should have a base (the exception is «canapes» on skewers). And here https://godsempires.com/why-kurkure-hyderabadi-hungama-stopped-l-en/ you can find out what kind of delicacy Kurkure Hyderabad is.
Salads are also related to snacks. Salads are prepared from raw or (and) boiled vegetables, with or without meat, fish, sausage, sometimes with the addition of various berries and fruits, or simply from them (fruit), with various sauces or dressings. One of the classifications of salads can be attributed to «vinaigrettes». This is probably one of the most popular and favorite snacks on our table, no holiday is complete without an Olivier salad or a «Traditional Vinaigrette».
Snacks can also include: jellies, jellies, jellies, pates, rolls, sausages and many other dishes. This section in cooking will never be complete, because it is too extensive and creative.