Using a hand mixer or blender, mix together the milk, cream cheese, flour, and salt until smooth, set aside
In a saucepan, melt butter and add garlic. Satue garlic for about a minute, then add in peeled and deveined shrimp
Cook 3-5 minutes, until pink, and just barely cooked through
Remove shrimp from pan, leave garlic and butter drippings in saucepan
Add milk mixture to the pan, and stir for 4 minutes on medium heat. Bring to a simmer, and keep stirring for about 6 more minutes until is starts to thicken.
Remove from heat, add grated cheese and Parmesan
Cover, let stand for about 5 minutes.
Add shrimp into sauce and let stand another 5 minutes
Serve over noodles of choice, I chose fettuccine. (1 lb package is sufficient)