Cook the Spaghetti Gluten Free Pasta in salted water following the pack cooking time and drain it.
Peel shrimp, and add to a heated pan with oil and cook for 6 minutes on both sides.
Remove shrimp from pan, and set aside.
Add onions to pan and cook for 3 minutes, stirring constantly. Add lemon juice and cook for 1 minute.
Add spinach and stir frequently for 1 minute.
Add pasta and shrimp to spinach mixture. Stir well to combine.
Add egg and grated parmesan cheese to pasta mixture and mix gently for a minute.
Place on a serving dish with a sprinkle of parsley.