Sweet Potato Nachos

Name: Sweet Potato Nachos
Prep time: 15 min
Cook time: 25 min
Total time: 40 min
Cuisine: American, Latin American, Mexican
Ingredients: 3 large sweet potatoes; 2 tbs olive oil; 1/2 tsp onion powder; 1/2 tsp paprika; 1/4 tsp chili powder; salt (to taste); 15 oz black beans, (drained + rinsed); 1.5 cups cheddar cheese; avocado, (sliced); tomaotes, (diced); pickled red onions; jalapeño, (sliced); sour cream; chopped fresh cilantro