For this snack you need to be ready with chicken, barbecue sauce, cheese, onion. Organize everything in tostadas shells. Firstly cover them with chicken, drizzle with sauce. Continue with cheese, onion, more sauce. Bake these creatures. Sprinkle with green onion after baking.It’s like mini-version of pizza. Get great idea for your lunch-box. It’s easy way for preparation. You can serve tostadas as snacks for your table. They will inspire you for creativity in other spheres of your life.