Like most countries, Nicaragua has a variety of grocery shopping options and I'll try to cover them in more detail than I have in the past.
Regardless of where you buy your produce you should know the preparation is the same. ALL fruits and veggies purchased should be cleaned at home before use. Just because it costs more doesn't mean it's going to be better quality or service.
The Grocery Stores (super-mercados)La Colonia
I don't recommend that you go alone the first few times. Go with a local. They'll love to show you the best places to shop and who usually has the best prices. You get a close up view of a veteran market shopper in action.
For more on Counting the Cost and other tips check out the So You Want to Preach in Nicaragua page here.
Have questions or concerns about shopping here or have an experience to add please comment below or send me an email.