01 -
Warm olive oil in a large skillet over medium-high heat. Season the chicken breasts with salt and black pepper, then place them in the skillet.
02 -
Cook chicken until golden brown on both sides, approximately 5 minutes per side. Remove chicken and set aside.
03 -
In the same skillet, add the sliced onion and minced garlic. Cook, stirring often, until the onions are soft and translucent, around 3 minutes.
04 -
Stir in the sliced pepperoncini peppers and cook for an additional 2 minutes.
05 -
Pour in the chicken broth and scrape up any browned bits from the bottom of the skillet.
06 -
Stir in the heavy cream and bring the mixture to a gentle simmer.
07 -
Return the chicken breasts to the skillet and simmer until the chicken is fully cooked through and the sauce has thickened, about 10 minutes.
08 -
Sprinkle with chopped fresh parsley just before serving.