Panelle (chickpea fritters) and croquettes in a soft bun. Best street food from Palermo 

How to make the buns - video in English:
• Muffolette Palermitane...
Ingredients (20 panelle)
200g chickpea flour
600g water
1 tbsp fennel seeds or parsley
Salt and pepper
Ingredients (20 croquettes)
500g potatoes (floury not waxy)
1 bunch of parsley
1 tbsp potato starch (alternatively use plain flour or tapioca)
Salt and pepper