Shallow fry 24 corn tortillas to serve 8 guests (36 for up to 12) in vegetable oil to serve with [chipotle refried bean](http://www.rachaelrayshow.com/food/recipes/ultimate-tostada-bar-smokey-refried-beans/) and [margarita chicken](http://www.rachaelrayshow.com/food/recipes/ultimate-tostada-bar-margarita-grilled-chicken/) toppings.