Roasted Red Pepper Soup

Name: Roasted Red Pepper Soup
Prep time: 10 min
Cook time: 30 min
Total time: 40 min
Cuisine: American
Ingredients: 1 tablespoon olive oil; 1 large onion (chopped); 2 carrots (chopped); 3 celery stalks (chopped); 1 teaspoon salt; ½ teaspoon black pepper; ¼ teaspoon crushed red pepper; 2 garlic cloves (chopped); 2 tablespoons fresh torn basil (plus more for serving); 1 tablespoon fresh thyme; 2 12 ounce jars roasted bell peppers (drained (about 4)); 1 28 ounce can crushed tomatoes (with juices); 4 cups vegetable broth; ¼ cup Greek yogurt