Healthy Black Bean, Mango, and Guacamole Tacos

For the beans:

• (1) 15 oz. can black beans, *do not drain
• 1 tablespoon olive oil
• 1/2 small red onion, diced
• 2 cloves garlic, minced
• 1 sprig cilantro
• 1/2 teaspoon crushed red pepper
• Salt, to taste

For the mango:

• 1 large, ripe mango, chopped into bite sized pieces
• 1 teaspoon fresh lime juice

For the Guacamole:

• 2 large ripe avocados, pitted and smashed
• 2 teaspoons fresh lime juice
• 1 small jalapeño pepper, seeds removed, minced
• Salt, to taste

Remaining ingredients:

• 6 flour or corn tortillas
• cilantro, chopped (optional)
• scallions, chopped (optional)
• Sour cream and hot sauce, for serving