Cook spaghetti noodles according to package instructions.
In skillet over medium heat, add butter, avocado oil and shrimp. Mix in 1 tablespoon garlic powder and paprika. Remove shrimp after they begin to turn pink; set aside.
Add chicken broth, Parmesan, heavy cream, remaining garlic powder, onion powder and spinach to skillet and mix well. Add shrimp back to skillet to finish cooking. Mix in noodles and serve with bread.