Yum Woon Sen with Shrimp (Glass Noodle Salad with Shrimp)

• 2 bundlesmung bean noodles (clear vermicelli)
• ½ tspsesame oil
• 5 tbspfish sauce
• 4fresh limes — juiced
• 2½ tspsugar
• 1small shallot — thinly sliced
• 1serrano pepper — thinly sliced, or crushed red pepper flakes
• ¼ cupdry roasted peanuts — toasted
• ½ bunchcilantro
• 1green onion — thinly sliced
• 12large poached shrimp

optional

• —mint leaves
• —julienne carrots
• —cucumbers — julienned
• —bell peppers — julienne