Cook the rice noodles, drain and keep aside.
Cut red bell pepper and carrot into thin strips and cut lemongrass into 2-inch pieces. Keep them aside.
Heat oil in a pan.
Add lemongrass pieces and cook for a few minutes on a medium flame. It gives a nice fragrance to the recipe.
Add minced garlic and sliced red chili to the pan and saute for a few minutes until aroma comes.
Add prawns to the pan and cook this for a few minutes until they cooked well. Remove the prawns from the pan and keep them aside.
In the same pan, add sliced red bell pepper and carrot. Saute for a few minutes until all vegetables are cooked well and turn soft and crispy.
Add chicken broth and coconut milk to the pan. Stir continuously until they combined well.
Cook this for a few minutes on low flame.
Add fish sauce, lemon juice and brown sugar to the pan. Stir until combined well.
Add cooked rice noodles to the pan and mix well in the lemongrass and coconut broth until coated well. Cook this for a few minutes.
Add cooked prawns to the pan and mix everything together to spread the prawns equally among the noodles.
Remove the pan from heat and finally, garnish the prawn noodles with fresh coriander leaves.
Lemongrass coconut prawn noodles are ready to serve.