Chili Mac and Cheese

Name: Chili Mac and Cheese
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 6
Ingredients: Ingredients; 1 lb elbow macaroni or rotini pasta; 1 lb ground beef (80/20); 1 medium yellow onion, diced; 3 cloves garlic, minced; 1 bell pepper, diced (red or green); 1 (15 oz) can kidney beans, drained and rinsed; 1 (14.5 oz) can diced tomatoes; 1 (6 oz) can tomato paste; 2 cups beef broth; 2 tablespoons chili powder; 1 teaspoon ground cumin; 1 teaspoon smoked paprika; 1/2 teaspoon oregano; 1/2 teaspoon salt; 1/4 teaspoon black pepper; 1/4 teaspoon cayenne pepper (optional); 2 cups sharp cheddar cheese, shredded; 1/2 cup sour cream; 2 tablespoons vegetable oil; 1/4 cup fresh cilantro or green onions, chopped