Quesillos are Nicaragua's most beloved snack: a fresh corn tortilla topped with a soft white cheese (quesillo), pickled onions, sour cream, and sometimes chilli, rolled up and eaten by hand. The best versions are a messy, deeply satisfying combination of textures — chewy tortilla, stringy melted cheese, sharp onion, tangy cream.
While quesillos are sold throughout the country (they are particularly famous in La Paz Centro, on the road between Managua and León), Managua has numerous small vendors and restaurants specialising in them. Look for the hand-painted signs reading "Quesillos" along the main roads, usually at informal roadside stalls open from mid-morning through the evening. They cost about 20–30 córdobas each. Along with gallo pinto and nacatamales, they are essential eating in Nicaragua.