Poblano Panggang dan Salad Ubi Jalar

Bahan-bahan (8 porsi)

• 2.5 lbs . sweet potatoes ($2.43)
• 2 poblano peppers ($0.98)
• 1 15 oz . can black beans ($0.78)
• 1 cup frozen corn kernels ($0.32)
• 1/4 diced red onion (optional) ($0.12)
• 1 lime ($0.20)
• 3 Tbsp olive oil ($0.32)
• 1 bunch fresh cilantro ($0.66)
• 2 tsp ground cumin ($0.10)
• 1/2 tsp salt ($0.05)