Preheat Oven to 375 degrees, line a baking sheet with aluminum foil, spray with cooking spray
Slice the chicken horizontally to create a middle pocket. Set aside.
Mix Paprika, olive oil, garlic powder, onion powder, salt, pepper together in a small bowl. Coat the chicken in the spice mix.
In a separate bowl, mix the chopped spinach, cream cheese, mayo, parmesan, garlic, red pepper along with another pinch of salt and pepper. stir together until it’s thoroughly mixed. Then stuff the chicken with the spinach mix.
Place on the baking sheet and bake until the chicken is cooked ( about 30 mins).