I love how comforting and colorful this stuffed acorn squash with kale and creminis recipe is. It’s a great way to enjoy fall flavors and feel cozy without spending hours in the kitchen. I think you’ll enjoy how the roasted squash pairs perfectly with the savory filling.
Some ingredients like cremini mushrooms and kale might not be in every kitchen, but they are easy to find at most supermarkets. Cremini mushrooms are a bit firmer and earthier than regular white mushrooms, and kale adds a nice texture and nutrition boost. If you don’t usually buy vegetable broth, it’s a good pantry staple to have for adding flavor without extra salt or fat.
Ingredients For Stuffed Acorn Squash With Kale And Creminis Recipe
Acorn squashes: These small, round squashes have a slightly sweet and nutty flavor that gets even better when roasted.
Olive oil: Used for roasting the squash and sautéing the vegetables, it adds a smooth, fruity taste.
Onion: Adds sweetness and depth when cooked.
Garlic: Brings a warm, aromatic flavor to the filling.
Kale: A leafy green that adds a bit of chewiness and lots of nutrients.
Cremini mushrooms: These mushrooms have a meaty texture and earthy flavor that complements the kale.
Quinoa: A protein-rich grain that makes the filling hearty.
Vegetable broth: Adds moisture and flavor to the quinoa and vegetable mix.
Parmesan cheese: Optional, but it adds a salty, cheesy finish when sprinkled on top.
Technique Tip for This Recipe
One of the key steps in this recipe is roasting the acorn squashes. Cutting them in half and scooping out the seeds might seem simple, but doing it carefully makes a big difference. Here’s how you can do it smoothly:
- Place the acorn squash on a cutting board and hold it steady with one hand.
- Use a sharp knife to cut it in half from top to bottom. Take your time and be careful—acorn squashes have a tough skin, so a sharp knife helps a lot.
- Once it’s halved, use a spoon to scoop out the seeds and stringy bits from the center. Try to get as much out as you can so the filling fits nicely.
Roasting the squash cut side down helps it cook evenly and makes the inside soft and sweet. Brushing the inside with olive oil before roasting adds flavor and keeps it from drying out. Plus, seasoning with salt and pepper at this stage means the squash will taste delicious on its own, even before you add the filling.
When I first tried roasting acorn squash, I didn’t use a sharp knife and it was tricky to cut. It made me nervous, and I almost dropped it! Now, I always make sure my knife is sharp and steady my hand well. Also, I like to save the seeds, rinse them, toss with a little olive oil and salt, and roast them separately for a crunchy snack. It’s a fun bonus and wastes nothing.
Taking your time with this step makes the whole dish come together better. Soft, roasted acorn squash is the perfect cozy base for the tasty kale and cremini mushrooms filling.
Suggested Side Dishes
Alternative Ingredients
acorn squashes - Substitute with butternut squashes: Butternut squashes have a similar texture and sweetness, making them a great alternative for stuffing.
olive oil - Substitute with coconut oil: Coconut oil provides a slightly different flavor but works well for sautéing and roasting.
onion - Substitute with shallots: Shallots offer a milder and slightly sweeter flavor, which can complement the other ingredients nicely.
garlic - Substitute with garlic powder: If fresh garlic is unavailable, garlic powder can provide a similar flavor, though it is less pungent.
kale - Substitute with spinach: Spinach is a tender leafy green that cooks down similarly to kale and provides a similar nutritional profile.
cremini mushrooms - Substitute with button mushrooms: Button mushrooms have a similar texture and flavor, making them an easy swap.
quinoa - Substitute with brown rice: Brown rice offers a similar nutty flavor and chewy texture, and it is also a whole grain.
vegetable broth - Substitute with chicken broth: Chicken broth can provide a similar depth of flavor, though it is not vegetarian.
parmesan cheese - Substitute with nutritional yeast: Nutritional yeast provides a cheesy flavor and is a great vegan alternative.
Alternative Recipes Similar to This Dish
How to Store or Freeze This Dish
- Allow the stuffed acorn squash to cool completely before storing. This helps prevent condensation, which can make the dish soggy.
- For short-term storage, place the cooled stuffed squash halves in an airtight container. Refrigerate for up to 3-4 days.
- If you plan to freeze, wrap each stuffed squash half tightly in plastic wrap, then place them in a freezer-safe bag or container. This double layer helps prevent freezer burn.
- Label the container with the date and contents to keep track of freshness.
- When ready to reheat, thaw the stuffed squash in the refrigerator overnight if frozen.
- Preheat your oven to 350°F (175°C). Place the thawed or refrigerated stuffed squash on a baking sheet.
- Cover the stuffed squash loosely with aluminum foil to prevent drying out, and bake for 20-25 minutes, or until heated through.
- For a quicker reheating option, you can microwave the stuffed squash on medium power for 3-5 minutes, checking periodically to ensure even heating.
- If you prefer a crispy top, remove the foil during the last 5 minutes of reheating in the oven, or use the broil setting for a minute or two.
- Enjoy your reheated stuffed acorn squash with a fresh sprinkle of parmesan cheese or a drizzle of olive oil for added flavor.
How to Reheat Leftovers
Preheat your oven to 350°F (175°C). Place the leftover stuffed acorn squash on a baking sheet. Cover it loosely with aluminum foil to prevent drying out. Bake for 20-25 minutes or until heated through.
For a quicker option, use the microwave. Place the stuffed acorn squash in a microwave-safe dish. Cover it with a microwave-safe lid or plastic wrap, leaving a small vent for steam to escape. Heat on medium power for 3-5 minutes, checking halfway through to ensure even heating.
If you have an air fryer, preheat it to 350°F (175°C). Place the stuffed acorn squash in the basket, making sure not to overcrowd. Heat for 10-12 minutes, shaking the basket halfway through to ensure even reheating.
For stovetop reheating, remove the stuffed acorn squash filling and place it in a skillet over medium heat. Add a splash of vegetable broth or water to prevent sticking. Stir occasionally until heated through. Meanwhile, warm the squash halves in a covered pan over low heat or in the microwave.
If you prefer a toaster oven, preheat it to 350°F (175°C). Place the stuffed acorn squash on a baking tray. Cover with foil and heat for 15-20 minutes, or until warmed through. Remove the foil for the last 5 minutes to crisp up the top.
Essential Tools for This Recipe
Oven: Used to roast the acorn squashes and bake them with the filling.
Baking sheet: Holds the acorn squash halves while they roast in the oven.
Sharp knife: Essential for cutting the acorn squashes in half and chopping the kale.
Spoon: Used to scoop out the seeds from the acorn squashes.
Pastry brush: Helps in brushing olive oil onto the insides of the acorn squashes.
Skillet: Used to sauté the onion, garlic, kale, and mushrooms.
Spatula: Handy for stirring the vegetables and quinoa mixture in the skillet.
Measuring spoons: Ensures accurate measurement of olive oil and vegetable broth.
Measuring cups: Used to measure the quinoa, vegetable broth, and parmesan cheese.
Cutting board: Provides a safe surface for chopping the onion, garlic, and kale.
Grater: If using parmesan cheese, this tool will help grate it finely.
Mixing bowl: Useful for combining the cooked quinoa with the vegetable mixture before stuffing the squashes.
How to Save Time on This Recipe
Prepare the filling: Cook the quinoa and chop the kale and mushrooms in advance to save time on the day of cooking.
Use pre-cut vegetables: Purchase pre-sliced mushrooms and pre-chopped onions to reduce prep time.
Batch roasting: Roast multiple acorn squashes at once and store them in the fridge for quick assembly later.
One-pan cooking: Use a large skillet to cook the onion, garlic, kale, and mushrooms together, minimizing cleanup.
Quick seasoning: Mix olive oil, salt, and pepper in a small bowl to quickly brush onto the squash.

Stuffed Acorn Squash With Kale And Creminis
Ingredients
Main Ingredients
- 2 acorn squashes
- 2 tablespoons olive oil
- 1 small onion, diced
- 2 cloves garlic, minced
- 1 bunch kale, chopped
- 8 oz cremini mushrooms, sliced
- ½ cup quinoa, cooked
- ¼ cup vegetable broth
- Salt and pepper to taste
- ¼ cup grated Parmesan cheese (optional)
Instructions
- Preheat oven to 400°F (200°C).
- Cut acorn squashes in half and scoop out seeds.
- Brush the insides with olive oil, season with salt and pepper.
- Place cut side down on a baking sheet and roast for 30 minutes.
- In a skillet, heat remaining olive oil over medium heat.
- Add onion and garlic, sauté until translucent.
- Add kale and mushrooms, cook until tender.
- Stir in cooked quinoa and vegetable broth, season with salt and pepper.
- Remove squashes from oven, fill with the kale mixture.
- Sprinkle with Parmesan cheese if using, bake for another 15 minutes.
Nutritional Value
Keywords
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