Add pasta to boiling water.
Add frozen spinach to boiling water and boil with pasta for 7 minutes.
Add either frozen or fresh shrimp (shelled/cleaned/deveined) to the boiling pasta and spinach and boil for another 5 minutes altogether.
While pasta, spinach and shrimp boil, add sour cream to a bowl.
Add 1 tsp minced garlic to sour cream.
Add feta cheese (any flavor option tastes great).
Stir sour cream, garlic and feta cheese together. Set aside.
Drain pasta, spinach and shrimp in a colander.
Return pasta, spinach and shrimp to pot or serving bowl. Add sour cream mixture.
Stir and serve (The sour cream mixture naturally warms up from the pasta) Serves 4-6