Roasted Vegetable & Black Bean Tacos

Bahan-bahan (4 porsi)

• diced vegetables (I used red/yellow bell peppers, sweet potatoes, poblanos, onions, and mushrooms)
• canola or vegetable oil
• salt and freshly-cracked black pepper
• corn tortillas
• black beans, drained (if from a can)
• optional toppings: chopped cilantro, sour cream, shredded cheese, guacamole, etc.