Tostada De Tinga

boil chicken until done ( add salt to your liking) cool and sherred cut all the onion into rings cook until caramelized in a blender add the can of chipotle chilis add a little water just enough to make it like a salsa add salt( to your liking) blend add chicken to onions and poor blended chilis into onion as well cook until it has thickened let cool on the tostada add refryed beans add on some tinga(onion and chicken mix) then lettuce add sour cream and on top some queso fresco also can add avocado on the top eat and enjoy