Burritos with Spanish Rice and Black Beans

Name: Burritos with Spanish Rice and Black Beans
Ingredients: 1 medium onion, chopped; 1 green or yellow pepper, stemmed, seeded and chopped; 1/2 – 1 jalapeno chile, stemmed, seeded and finely diced (add more or less to taste); 2 cloves garlic, minced; 4 cups cooked brown rice; 1 1/2 cup diced tomatoes (fresh or canned fire-roasted, liquid reserved); 1 1/2 cup black beans (or 1 15-ounce can), rinsed well; 1 teaspoon ground cumin; 1 teaspoon ancho chili powder (or other pure, mild chili powder); 1/2 teaspoon chipotle chili powder (or more, to taste); 1/2 teaspoon smoked paprika; salt and freshly ground black pepper to taste