Prepare Vietnamese Dipping Sauce; set aside.
Fill large saucepan 3/4 full with water; bring to a boil over high heat.
Add shrimp; simmer 1 to 2 minutes or until shrimp turn pink and opaque.
Remove shrimp with slotted spoon; transfer to small bowl.
Add rice ..
Saute scallions in butter for 2 minutes.
Reserve several shrimp for garnish.
Slice the rest of the shrimp into 1/3 inch slices.
Add shrimp and mushrooms to scallions and cook 2 minutes.
Add water chestnuts and remove from heat while preparing the cream ..
This Thai fried rice dish is called khao kluk kapi. You don't see this dish very often and then only in Thai neighbourhoods and never in tourist regions.
The big difference between this dish and normal fried rice is that the rice is fried with shrimp paste ..