Vegetarian Black Bean Tacos

Ingredients (21)

• For the beans:
• 1 tablespoon olive oil
• ½ small yellow onion
• 1 garlic clove
• 1 15-ounce can black beans
• ½ teaspoon cumin
• ¼ teaspoon smoked paprika
• 1/8 teaspoon cayenne pepper
• ½ teaspoon kosher salt
• Freshly ground black pepper
• 1 tablespoon tomato paste
• 1 tablespoon water
• For the tacos:
• 8 hard corn taco shells
• 4 ounces Hass avocado
• Juice from 1/2 small lime
• Pinch kosher salt
• Freshly ground black pepper
• ½ cup shredded cheddar cheese
• 1 plum tomato
• 1 cup shredded romaine lettuce