Heat oil in a pan over medium heat. Add the steak and onion and sauté. Season with salt, garlic powder, paprika, and chili powder. Cook until the steak is fully cooked and the onion is tender. Remove from the pan and set aside.
Step: 2
Add oil to the same pan. Place one flour tortilla in the pan, sprinkle with shredded mozzarella cheese, add the cooked steak and onion mixture, then top with more mozzarella cheese. Place another tortilla on top.