Melt butter just under medium heat in a pan.
Add minced garlic and cook 2 minutes.
Add strained tomatoes and cook for 10 minutes. Smash the tomatoes once softened.
Add the chicken stock, clam juice, seasoning and green onions to the pan. Simmer and allow to reduce for ten minutes.
While that cooks make the cream sauce in a small blender. Add softened whipped cream cheese, skim milk and grated parmesan cheese to the blender and blend until smooth. Set aside.
Add shrimp to the pan and cook on both sides until pink and slightly firm.
Remove shrimp from the pan.
Add the cream sauce to the pan. Stir and allow to thicken for two minutes. Stir often.
Add shrimp back to the pan, stir and serve over linguini.