Renee's Kitchen Quest

Bring on the heat!
Butternut Squash Enchilada Casserole

Butternut Squash Enchilada Casserole

5/5 - (1 vote)

Jump to Recipe Print Recipe

Hello, my fellow foodie adventurers!

Today’s quest is a cozy, veggie-packed crowd-pleaser: Butternut Squash Enchilada Casserole!
Butternut squash is one of my absolute favorites in the squash family—its natural sweetness makes it shine in savory dishes like this. Picture tender roasted butternut squash, black beans, corn, bell peppers, and onions all layered with corn tortillas, tangy enchilada sauce, creamy sour cream, and melty mozzarella cheese. It’s healthy, hearty, and so irresistible the whole family will be asking for seconds. A perfect meatless (or add-meat-if-you-want) casserole that feels like comfort food without the guilt!

 

Ingredients You’ll Need (The Quest Inventory)

  • 1 large butternut squash (about 3–4 lbs)
  • Olive oil (for roasting and sautéing)
  • 1 medium yellow onion, diced
  • 1 jalapeño, seeded and diced (keep seeds for extra heat)
  • 2 bell pepper, diced
  • 1 (15 oz) can black beans, drained and rinsed
  • 1 (15 oz) can corn, drained (or 1½ cups frozen)
  • 1 tbsp ground cumin
  • 1 tbsp chili powder
  • 1 tsp salt (or to taste)
  • ½ tsp black pepper
  • 1 cup salsa (your favorite kind)
  • 12–16 corn tortillas (6-inch size)
  • ½ cup sour cream
  • 1 (10 oz) can red enchilada sauce (mild or medium)
  • 2–3 cups shredded mozzarella cheese
  • Optional: fresh cilantro for garnish

 

How to Forge the Feast (The Quest Steps)

  • 1. Preheat oven to 375°F. Line a baking sheet with parchment or foil.
  • 2. Cut butternut squash in half lengthwise. Scoop out seeds, drizzle flesh with olive oil, and place cut-side down on the sheet.
  • 3. Bake 50–60 minutes until very tender (fork should slide in easily). Let cool slightly.
  • 4. While squash bakes, dice onion, bell pepper, and jalapeño. Add to a large bowl with drained black beans, drained corn, cumin, chili powder, salt, and pepper. Mix well.
  • 5. Heat a drizzle of olive oil in a large skillet over medium heat. Add veggie mixture and sauté 5–7 minutes until softened and fragrant.
  • 6. When squash is cool enough, peel off skin (it should come right off) and dice flesh into bite-sized cubes. Stir into the veggie mixture.
  • 7. Spread a thin layer of salsa in the bottom of a 9×13-inch baking dish.
  • 8. Layer 4–5 corn tortillas (overlap if needed), then add half the veggie-squash mixture, drizzle with enchilada sauce, dollop with sour cream, and sprinkle with mozzarella.
  • 9. Repeat layers (tortillas, veggies, sauce, sour cream, cheese) for a second layer, then finish with a final layer of tortillas, sauce, and plenty of cheese on top.
  • 10. Cover with foil and bake 25 minutes. Remove foil and bake another 10 minutes until cheese is bubbly and golden.
  • 11. Let rest 5–10 minutes, garnish with fresh cilantro if desired, and serve hot!

 

Cooking Tricks

  • Quick squash: cube and roast at 400°F for 25–30 minutes if you’re short on time.
  • Tortilla hack: lightly spray tortillas with oil and toast in a dry skillet for extra flavor.
  • Make-ahead: assemble up to step 9, refrigerate up to 24 hours, then bake when ready.

 

Tasty Variations

  • Add meat: brown 1 lb ground turkey or chicken with the veggies for extra protein.
  • Spicy: add diced chipotle peppers or extra jalapeño.
  • Cheesy upgrade: mix in pepper jack or top with cotija.
  • Toppings: avocado slices, Greek yogurt, or pico de gallo right before serving.

 

This casserole is proof that butternut squash can steal the show in any dish.
Tag me when you bake it—I can’t wait to see your cheesy layers!
If you missed it, swing back to my last post: German Chocolate Cake!

Butternut Squash Enchilada Casserole

Renee
Tender roasted butternut squash, black beans, corn, bell peppers, and onions all layered with corn tortillas, tangy enchilada sauce, creamy sour cream, and melty mozzarella cheese. 
Print Recipe Pin Recipe
Prep Time 30 minutes
Cook Time 2 hours
Course Main Course
Cuisine Mexican
Servings 6
Calories 321 kcal

Ingredients
  

  • 1 butternut squash
  • 1 tsp olive oil
  • 2 bell peppers (diced)
  • 1 tbsp jalapeno (diced)
  • 1 can corn (drained)
  • 1 can black beans (drained, and rinsed)
  • 1 tsp salt
  • 1 tsp pepper
  • 1 tbsp cumin
  • 1 tbsp chili powder
  • 1 cup salsa
  • 12 corn tortillas
  • 1/2 cup light sour cream
  • 1 can red enchilada sauce
  • 12 oz mozzarella cheese 2%
  • 2 green onion (diced)

Instructions
 

  • Preheat oven to 375 degrees
  • Cut the Butternut Squash in half lengthwise
  • Brush olive oil over the fleshy side of the squash, and place open side down on a lined baking sheet
  • Bake for 1 hour
  • Dice the onions, bell peppers, and jalapenos. Add to a mixing bowl
  • Drain the corn add to the veggies
  • Drain and rinse the black beans, And add to the veggies
  • Add the cumin, chili powder, salt, and pepper to the veggies
  • When the squash is done baking take out of the oven to cool
  • Add oil to a large sauteing pan. Add the veggie mixture and sautee for about 10 minutes
  • When the squash has cooled you can peel the skin off and dice the squash
  • Add the diced squash to the veggies, and fold into mixture
  • To assemble add the salsa to the bottom of a baking dish
  • Layer 4 corn tortillas, 1 cup veggie mixture, 1/4 cup enchilada sauce, 1/4 cup sour cream, and 1 cup mozzarella cheese
  • Make three layers
  • Cover with tin foil and bake for 25 minutes
  • Uncover and bake for another 10 minutes
  • Garnish with green onion
Keyword Healthy