Pour water into a medium sized sauce pan and add a pinch of salt. Bring to a boil and add vermicelli noodles. Cook for 7-10 minutes on a low/medium heat, drain and set aside.
Heat a splash of oil in a pan. Add prawns and season with, salt, pepper, lemon juice and soy sauce. Cook for 3-5 minutes on a medium heat or until done.
Chop carrots, greens, red cabbage and set aside.
Dip one sheet of rice paper in a bowl of warm water. Then, transfer the rice paper to a plate. Add the prawns, greens, carrots, red cabbage, vermicelli noodles and roll. Repeat this step with the remaining rice paper sheets and ingredients.
If you are using fresh prawns devein them before cooking.