- Pound the chicken into 5cm thickness. Add it to a large resealable plastic bag. 
- Whisk all marinade ingredients together in a bowl, and then pour into the plastic bag. 
- Coat the chicken evenly with the marinade. Press out as much air as possible and seal. 
- Allow it to marinate at room temperature for 20 minutes or in the fridge overnight. 
- Stir all salsa ingredients in a bowl, cover and refrigerate until ready to serve. 
- Heat a large nonstick fry pan over medium-high heat. 
- Add chicken to the hot pan, cook for 5 minutes without moving. 
- Flip the chicken over, lower the heat to medium, and cook 4 to 6 minutes or until cooked through. Move chicken to a board and allow it to rest for 5 minutes. 
- Heat tortillas in a pan to warm. 
- Thinly slice chicken lengthwise into long strips. 
- Fill tortillas with chicken, salsa and any additional topping. Serve with lime or lemon wedges if desired.