Potatos Barbeque souce served with crickle cut F/F , the tostada grande is a staple of the Sonoran cooking so prevalent in Tucson. This recipe, from the venerable El Charro, is very basic and easy to eat without spillage; but it is common to add cebolitas (grilled green onions) on top. You might also consider salsa, grilled vegetables or shredded beef - all of which make it pretty ...

