Place tostada shells on a baking sheet in a single layer. (mexgrocer.com)
Couldn't find tostada shells so used hard taco shells that I broke in half. (cookingwithjanica.com)
I bought a large bag of tostada shells and have been making these Shrimp and Avocado Tostadas regularly, since they're such a quick and easy snack to put together. (babaganosh.org)