Press a little tortilla into each cup of a greased muffin tin.
Add the seasoned beef, then a little queso.
Break a piece of tostada on top for the hidden crunch.
Sprinkle with cheese.
Bake at 375 for 14 minutes.
Top with crushed Doritos and bake 2 more minutes.
Let them cool 5 minutes, then add your toppings.
