Prepare Wagamama Firecracker Sauce according to the recipe linked to in "Spotlight Recipes" below. Set aside.
Prepare rice according to package directions. Divide evenly between two serving plates. Keep warm.
Cut one spring onion in half lengthwise. Cut into 1-inch pieces.
Cut other spring onion into 1/2-inch pieces and set aside for serving.
Place oil in a wok or large frying pan. Place over medium high heat.
When oil is hot and shimmering, add prawns. Cook until golden on each side. Push to the side.
Add chopped green onion, red pepper, onion and mangetout. Cook, stirring constantly, until vegetables are cooked, but still crunchy.
Add the firecracker sauce. Stir all together and cook until heated.
Taste. Add salt and pepper, to taste.
Spoon stir fry evenly over rice on each plate.
Sprinkle with remaining spring onion.
Drizzle with a bit of sesame oil.
Dust with shichimi powder.
Garnish with a lime wedge.
Serve hot.