Easy Apple Butternut Squash Casserole Recipe for Fall Dinner

Easy Apple Butternut Squash Casserole is a comforting fall dinner ready in just 45 minutes. After making this many times, I’ve discovered the secret to a crispy topping that’s better than takeout. If you love recipes like this, you’ll also enjoy Easy Spring Carrot and Chickpea Salad with Lemon Dressing and Easy Spicy Shrimp Sushi Stacks Ready in 20 Minutes.

Why This Easy Apple Butternut Squash Casserole Recipe for Fall Dinner Is Pure Comfort
- Crispy topping that's better than takeout
- Sweet and savory flavors that complement each other
- Easy to make with simple ingredients
- Perfect for fall dinners and holidays
What You'll Need for Easy Apple Butternut Squash Casserole Recipe for Fall Dinner
Choosing the right ingredients makes a big difference, but this recipe is forgiving enough to work with what you have.
- Butternut squash
- Apples
- Onion
- Breadcrumbs
- Parmesan cheese
- Brown sugar
- Cinnamon
- Salt
- Pepper
- Garlic powder
- Optional: Chopped pecans
- Optional: Fresh parsley

📝 Ingredient Notes
- Butternut squash: You can use pre-cut butternut squash to save time.
🛒 Tools & Equipment I Recommend
- Food processor — Saves time and effort in chopping vegetables → See on Amazon
- 9×13 baking dish — Perfect size for this casserole → See on Amazon

How to Make Easy Apple Butternut Squash Casserole Recipe for Fall Dinner
- Preheat oven: Preheat your oven to 375°F (190°C).
- Prepare squash and apples: Peel and dice the butternut squash and apples. Toss with brown sugar, cinnamon, salt, and pepper. Spread in a 9×13 baking dish.
- Make topping: In a bowl, combine breadcrumbs, Parmesan cheese, garlic powder, and melted butter. Sprinkle over the squash mixture.
- Bake: Bake for 30-35 minutes, until the topping is golden and crispy.
Cook's Tips for Perfect Easy Apple Butternut Squash Casserole Recipe for Fall Dinner
- : For a crunchier topping, mix in some chopped pecans.
- Common mistake and fix: Don't overcook the casserole. The squash should still have a slight bite to it.
- : Make ahead: Assemble the casserole, then refrigerate. Bake as directed when ready to serve.
Storing & Reheating Easy Apple Butternut Squash Casserole Recipe for Fall Dinner
Short-Term Storage
Store in an airtight container in the fridge. Store leftovers in an airtight container for up to 3 days. Make-ahead tip: You can assemble the casserole up to 1 day ahead. Store in the fridge until ready to bake.
Freezing Easy Apple Butternut Squash Casserole Recipe for Fall Dinner
Freeze before baking. Thaw overnight in the fridge, then bake as directed.
How to Reheat Without Drying It Out
Oven: Reheat in a 350°F (175°C) oven for 15-20 minutes. Microwave: Reheat in the microwave for 1-2 minutes, until warmed through.
Recipe Notes
- Chef tip: For a creamier casserole, stir in 1/2 cup of heavy cream with the squash mixture.
- Best substitution: You can substitute the butternut squash with acorn squash or sweet potatoes.
- Make-ahead: See storage notes for make-ahead instructions.
- Scaling: This recipe can be halved or doubled to fit your needs.
- Troubleshooting: If the topping isn't crispy enough, broil it for 2-3 minutes after baking.
Want to level up this recipe?
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Easy Apple Butternut Squash Casserole Recipe for Fall Dinner

Ingredients
Main Ingredients
- Butternut squash
- Apples
- Onion
- Breadcrumbs
- Parmesan cheese
Seasonings
- Brown sugar
- Cinnamon
- Salt
- Pepper
- Garlic powder
Optional Toppings
- Chopped pecans
- Fresh parsley
Instructions
- Preheat oven: Preheat your oven to 375°F (190°C).
- Prepare squash and apples: Peel and dice the butternut squash and apples. Toss with brown sugar, cinnamon, salt, and pepper. Spread in a 9×13 baking dish.
- Make topping: In a bowl, combine breadcrumbs, Parmesan cheese, garlic powder, and melted butter. Sprinkle over the squash mixture.
- Bake: Bake for 30-35 minutes, until the topping is golden and crispy.
Notes
- Chef tip: For a creamier casserole, stir in 1/2 cup of heavy cream with the squash mixture.
- Best substitution: You can substitute the butternut squash with acorn squash or sweet potatoes.
- Make-ahead: See storage notes for make-ahead instructions.
- Scaling: This recipe can be halved or doubled to fit your needs.
- Troubleshooting: If the topping isn't crispy enough, broil it for 2-3 minutes after baking.
Storage
- Fridge: Store leftovers in an airtight container for up to 3 days.
- Freezer: Freeze before baking. Thaw overnight in the fridge, then bake as directed.
- Oven reheat: Reheat in a 350°F (175°C) oven for 15-20 minutes.
- Microwave reheat: Reheat in the microwave for 1-2 minutes, until warmed through.
- Make ahead: You can assemble the casserole up to 1 day ahead. Store in the fridge until ready to bake.
Nutrition Per Serving
- Calories: 280
- Protein: 7g
- Fat: 8g
- Carbs: 45g
- Fiber: 6g
- Sugar: 12g
- Sodium: 350mg
- Cholesterol: 20mg
- Sat. Fat: 4g
Nutritional values are estimates only. Actual values may vary by brand and portion size.
Easy Apple Butternut Squash Casserole Recipe for Fall Dinner FAQs
Yes, see storage notes for make-ahead instructions.
It might not be cooked long enough. Try broiling it for 2-3 minutes after baking.
Yes, freeze before baking. Thaw overnight in the fridge, then bake as directed.
No, this recipe is best baked in the oven.
A simple green salad or roasted vegetables would complement this dish nicely.
A Warm Final Note
I can’t wait for you to try Easy Apple Butternut Squash Casserole Recipe for Fall Dinner and see how effortlessly it comes together. When you make it, pop back here and leave a rating or share how it turned out — I love hearing from you!






