Spicy Baked Black Bean Nachos

Name: Spicy Baked Black Bean Nachos
Prep time: 15 min
Cook time: 20 min
Total time: 35 min
Cuisine: TexMex, Mexican, Latin American
Ingredients: 1 Tbsp olive oil ($0.13); 1 small onion ($0.32); 1 10oz. can diced tomatoes with green chiles ($0.99); 1 15oz. can black beans ($1.00); 1/2 tsp chipotle powder ($0.05); 1/2 tsp ground cumin ($0.05); 1/4 tsp garlic powder ($0.02); 1/4 tsp salt ($0.02); 8 oz. sturdy corn tortilla chips ($1.50); 4 oz. cheddar, shredded* ($1.00); 1 Roma tomato ($0.32); 1 jalapeño ($0.12); 1/3 cup pickled red onions ($0.24); 1 handful fresh cilantro ($0.25); 1/4 cup sour cream ($0.37)