Steps
1- Start by slicing the onion and bell pepper into thin strips.
2- Heat the olive oil in a skillet or pan over medium-high heat.
3- Add the onion and bell pepper strips and cook until they are slightly browned and softened, about 5 minutes.
4- Slice the chicken breast into thin strips and add to the pan.
5- Stir in the chili powder, garlic powder, cumin, paprika, oregano, salt and pepper with the vegetables and chicken.
6- Cook the entire mixture until the chicken is cooked through and the vegetables are tender, stirring occasionally.
7- Serve the fajitas in warm tortillas.