Chicken Liver Singara: It is a singara made with chicken liver & Gizzard, seasoning, salt, bay leaf, cardamon, etc as the stuffing inside the wheat flour dough. Chicken livers are high in protein and a rich store of folate, which is important for fertility and helps prevent certain birth defects. Livers are also loaded with iron to give you energy and a treasure trove of certain B vitamins, most notably B12. Chicken livers are also one of the top sources of vitamin A, which helps eye health.