One Skillet Pepper Mushroom Chicken Fajitas

I first discovered the fajitas flavor from eating out in a restaurant while visiting Nashville. I loved the smoky flavor on sizzling steak and chicken in a hot skillet. Even though there are plenty of Mexican seasonings available in the stores, there are always some spices and herbs I do not like and the flavors are too strong for me. I decided to make some myself,
use only what I like and nothing