Creamy Pumpkin Peanut Soup

Name: Creamy Pumpkin Peanut Soup
Ingredients: 2 tsp vegetable oil; 1 small onion, chopped; 3 cloves garlic, smashed; ¼ tsp ground turmeric; ½ tsp paprika; ½ tsp chili pepper flakes; 1 can pumpkin puree (15 oz); 1½ cups low-sodium chicken or vegetable broth; 1 jar (7 oz) roasted red peppers, drained (reserve 1 tbsp for garnish); ⅓ cup smooth reduced-fat natural peanut butter; 1 tsp sugar; ½ tsp salt; ¼ tsp freshly ground black pepper; 1 tbsp fresh lemon juice; ¼ cup reduced fat sour cream; 2 tbsp chopped roasted peanuts; 2 tbsp chopped scallion greens