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Smoky sweet potato and black bean casserole baked with spices, topped with herbs, and served warm in a dish.

Smoky Sweet Potato and Black Bean Casserole | Healthy Vegan Dinner

Smoky Sweet Potato and Black Bean Casserole is a wholesome and satisfying dish made with tender roasted sweet potatoes, protein-rich black beans, and a blend of smoky spices. Baked to perfection, this casserole is hearty, flavorful, and perfect for a nutritious weeknight dinner or meal prep. Naturally plant-based and packed with fiber, it’s a delicious way to enjoy a comforting meal that’s both healthy and filling.
Prep Time 25 minutes
Cook Time 35 minutes
Total Time 1 hour
Course Dinner, Main Dish
Cuisine Southwestern‑inspired, Vegetarian
Servings 8
Calories 320 kcal

Equipment

  • Large baking dish
  • Mixing bowls
  • Knife and cutting board
  • Skillet (for beans and aromatics)
  • Oven

Ingredients
  

  • 3 medium sweet potatoes, peeled and cubed
  • 2 cups cooked black beans (or 1 can, drained and rinsed)
  • 1 large onion, diced
  • 2 bell peppers, diced
  • 2 garlic cloves, minced
  • 1 tsp smoked paprika
  • 1 tsp ground cumin
  • ½ tsp chili powder
  • 2 cups shredded cheese (cheddar or Monterey Jack)
  • 2 tbsp olive oil
  • Salt and pepper to taste
  • Fresh cilantro, avocado slices, or lime wedges (for garnish)

Instructions
 

  • Prep Sweet Potatoes: Roast cubed sweet potatoes with olive oil, salt, and pepper at 400°F (200°C) for 20 minutes until tender.
  • Cook Aromatics: In a skillet, sauté onion, bell peppers, and garlic until softened. Stir in black beans and smoky spices.
  • Layer Casserole: In a greased baking dish, layer roasted sweet potatoes, bean mixture, and half the cheese. Repeat layers.
  • Bake: Top with remaining cheese. Bake at 375°F (190°C) for 20–25 minutes until bubbly and golden.
  • Rest & Garnish: Let casserole rest for 10 minutes before serving. Garnish with cilantro, avocado, or lime wedges.
  • Expert Tip: Resting allows flavors to settle and makes slicing easier.

Notes

  • Use vegan cheese for a dairy‑free version.
  • Add corn or zucchini for extra vegetables.
  • Adjust spice level with chipotle or extra chili powder.
  • Leftovers keep well refrigerated for up to 4 days.
  • Freeze portions for up to 2 months; reheat in oven for best texture.
Keyword Black Bean Bake, Smoky Vegetarian Dinner, sweet potato casserole