Steps
1. In a bowl, mix olive oil, lemon juice, dried oregano, garlic powder, salt, and pepper.
2. Add the chicken breast to the marinade and let it sit for at least 30 minutes.
3. Preheat your grill or grill pan over medium-high heat.
4. Remove the chicken from the marinade and grill for about 6-7 minutes on each side, or until fully cooked.
5. Let the chicken rest for a few minutes before slicing.
6. Garnish with fresh herbs if desired and serve warm.