Roasted Poblano Broccoli Soup

Ingredients

• 2 medium onions, (sliced)
• 1 teaspoon salt
• 1 teaspoon minced garlic
• 4 tablespoons olive oil, (divided)
• 1 pound broccoli florets ((about 7 cups))
• 1 pound poblano peppers ((about 2 1/2 large peppers or 5 medium peppers))
• 4 cups broth ((vegetable or chicken is best))
• 1/2 cup cilantro
• 1 lime, (juiced (about 2 tablespoons of juice))
• for topping: black pepper, cotija cheese, croutons, plain Greek yogurt or sour cream