Preheat oven to 450 degrees.
Season chicken on both sides with granulated garlic, oregano, paprika, salt, and pepper.
In a large skillet over high heat, heat some oil and butter.
Cook the chicken on both sides for 3-5 minutes on each side.
Remove the chicken from the skillet and set aside.
Add fresh garlic and red crushed pepper to the skillet and cook until fragrant.
Add the chicken stock, heavy cream, lemon juice, and parmesan cheese.
Season with salt and pepper and simmer for 2-3 minutes.
Stir in the spinach and place then place the chicken back into the skillet.
Place it in the oven and cook for 35-40 minutes or until the chicken is fully cooked through.
Serve immediately and enjoy!