Summer Vegetable Rolls with Rice Noodles

INGREDIENTS

• 1/2 lb. shiitake mushrooms
• 2 tsp. canola or peanut oil
• 1 garlic clove, minced
• 1 tsp. soy sauce, plus more for serving
• 7 oz. thin dried rice noodles
• 12 to 16 rice-paper wrappers
• 1 red bell pepper, seeded and thinly sliced
• 2 avocados, pitted, peeled and sliced
• 1 head butter lettuce, torn into bite-size pieces
• 2 carrots, peeled and julienned
• 1 cup loosely packed mixed fresh herb sprigs, such as mint, cilantro and basil
• Asian red chili sauce for serving
• Asian peanut sauce for serving