This tip is applicable to MOST kinds of rolls in Danang.
First, take a piece of rice paper and put it in the your palm. Put a layer of vegetables on the top of the rice paper. Then insert whatever is the main ingredient of the dish, may it be pork, spring roll, banh xeo, beef... . Finally, use your free hand to roll the rice paper neatly with all the ingredients lying inside. Last but not least, dip the roll in the sauce and enjoy.