Bring a salted pot of water to a boil for your pasta. Cook according to package instructions.
Season chicken breast with salt, pepper and garlic powder. Lightly oil your grill and heat to medium heat. Add chicken to the grill and cook for about 5 mins on each side until cooked through to at least 165 degrees. Remove and transfer to cutting board.
Heat 1 tablespoon butter and 1 tablespoon olive oil over medium heat. Add onions and cook for a few minutes until tender. Add garlic and chopped spinach and cook for another minute. Slowly add heavy cream while stirring. Stir in ricotta cheese and lemon juice.
Slice chicken into ½ inch strips and add to the sauce. Add pasta noodles to the sauce and stir to combine. Sprinkle with some fresh chopped parsley, lemon zest and parmesan cheese. Serve!