if using hamburger, fry it, drain fat. add taco seasoning and whatever the packet tells you to add. (usually just add a bit of water). If using chicken, just chop up the already cooked chicken, put in fry pan and add taco seasoning and whatever the packet tells you to add. (usually just add a bit of water).

heat up the refried beans in a small sauce pan

Set out portions of the ingredients to add to your taco as you like.