Thai Peanut Noodle Soup

Name: Thai Peanut Noodle Soup
Ingredients: 6 tbsp. vegetable oil, divided; 8 oz. cremini mushrooms, stemmed and sliced 1/4 thick; 2 tbsp. plus 1/8 tsp. kosher salt, divided; 6 oz. pad Thai rice noodles; 4 cloves garlic, minced; 2 tbsp. minced or grated ginger; 2 tbsp. red Thai curry paste; 1 (14.5-oz) can unsweetened coconut milk; 1/4 c. low-sodium soy sauce; 3 tbsp. creamy natural peanut butter; 4 c. low-sodium vegetable broth; 1 small red bell pepper, seeded and sliced; 2 tbsp. fresh lime juice; 8 cilantro sprigs; 1 c. Thai or regular basil leaves; 1 c. unsalted roasted peanuts