01 -
Slice each chicken breast horizontally to create thinner cutlets. Place between plastic wrap sheets and gently pound with a meat mallet until evenly thin. Season both sides with seasoned salt and ground black pepper.
02 -
Heat 1 tablespoon butter in a large skillet over medium-low heat. Add sliced onions with a pinch of salt and sauté for 3 to 4 minutes, stirring occasionally. Add mushrooms and cook an additional 3 to 4 minutes until mushrooms start to brown. Remove the vegetables from the skillet and set aside.
03 -
If the skillet is dry, add 1 teaspoon butter. Place the chicken cutlets in the hot skillet without overcrowding; cook in batches if needed. Sear for 6 to 8 minutes on one side until golden brown, then flip and cook for 3 to 4 minutes more.
04 -
Top each cooked chicken cutlet with the sautéed onions, mushrooms, and shredded Monterey Jack cheese. Turn off the heat once the cheese has fully melted. Serve immediately.