Heat oil in a large, non-stick saucepan.
Add onions and garlic and sauté until soft.
Stir in sachet of seasoning spice blend, milk and water and mix together well.
Add prawns, lime zest, herbs and the uncooked pasta and bring to the boil, stirring occasionally.
Reduce the heat and allow to simmer uncovered for 15-20 min until the pasta is cooked.
Season with black pepper, serve and enjoy.