01 -
Combine chili powder, cumin, salt, black pepper, paprika, garlic powder, dried oregano, and onion powder thoroughly in a small bowl to create the taco seasoning.
02 -
Place chicken pieces in a resealable plastic bag, add the prepared spice mixture, seal, and massage the bag to evenly coat the chicken with the spices.
03 -
Heat olive oil in a large sauté pan over medium-high heat. Add chicken pieces in a single layer, cooking without overcrowding. Stir every few minutes, cooking for 8 to 10 minutes until fully cooked. Remove from heat and cover to keep warm.
04 -
Preheat a skillet to medium heat. Lightly mist each side of a tortilla with cooking spray and warm in the skillet for approximately one minute per side. Transfer warmed tortillas to a plate. Repeat with all tortillas.
05 -
Spoon approximately 1.75 ounces of cooked chicken onto each tortilla. Top with chopped lettuce and tomatoes. Serve immediately while warm.