Lentil Walnut Acorn Squash

Featured in: Garden-Inspired Meals

This dish features roasted acorn squash halves generously filled with a hearty blend of lentils, walnuts, diced vegetables, and aromatic herbs. The squash is tender and slightly caramelized from roasting, complementing the savory, textured filling that includes garlic, carrots, celery, and optional grains like quinoa or brown rice. Finished with fresh parsley and optional feta cheese, it delivers a well-balanced, wholesome meal ideal for vegetarians and those seeking gluten-free options. Perfect for cozy dinners or festive gatherings.

Updated on Mon, 17 Nov 2025 09:08:00 GMT
Golden-baked Lentil & Walnut Stuffed Acorn Squash, a vegetarian delight ready to enjoy! Pin
Golden-baked Lentil & Walnut Stuffed Acorn Squash, a vegetarian delight ready to enjoy! | toastybasil.com

A hearty flavorful dish featuring acorn squash halves filled with a savory mixture of lentils walnuts vegetables and herbs. Perfect as a vegetarian main or festive side.

I first made this stuffed acorn squash for a fall gathering and even the dedicated meat eaters returned for seconds. The fragrant lentil mixture and oven-roasted squash make this dish a favorite for both casual weeknight dinners and festive occasions.

Ingredients

  • Acorn squash: 2 medium halved and seeded
  • Olive oil: For roasting squash and sautéing veggies
  • Salt: For seasoning
  • Black pepper: For seasoning
  • Yellow onion: 1 medium finely chopped
  • Garlic: 2 cloves minced
  • Carrot: 1 medium diced
  • Celery stalk: 1 diced
  • Lentils: 1 cup cooked green or brown
  • Walnuts: ½ cup coarsely chopped
  • Quinoa or brown rice: ½ cup cooked optional for extra texture
  • Dried cranberries or raisins: ¼ cup
  • Fresh parsley: 2 tbsp chopped for filling and garnish
  • Dried thyme: 1 tsp
  • Ground cumin: ½ tsp
  • Smoked paprika: ½ tsp
  • Salt and pepper: For filling
  • Feta cheese or vegan alternative: 2 tbsp crumbled optional for garnish

Instructions

Prep and roast squash:
Preheat oven to 400°F (200°C). Line baking sheet with parchment paper. Brush squash halves with olive oil season with salt and pepper place cut side down and roast for 35 to 40 minutes until tender.
Prepare filling:
Heat 1 tbsp olive oil in skillet over medium heat. Add onion and cook 3 to 4 minutes until softened. Stir in garlic carrot and celery cook 5 minutes more until vegetables are tender.
Add lentils and spices:
Add lentils walnuts quinoa or rice dried cranberries parsley thyme cumin smoked paprika salt and pepper. Mix well cook 2 to 3 minutes to blend flavors then remove from heat.
Stuff squash:
Remove squash from oven turn cut side up. Scoop out some flesh to make a cavity chop the flesh and stir into filling. Fill each squash half with mixture.
Bake and serve:
Return stuffed squash to oven bake 10 to 12 minutes until heated through and slightly golden. Garnish with feta cheese and parsley serve warm.
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This recipe brings everyone to the table including those who dont often try vegetarian meals. The squash boats piled high with fragrant filling remind me of Thanksgiving with my family where these quickly became a tradition.

Serving Suggestions

Serve with a crisp salad or roasted vegetables for a satisfying meal. A light Pinot Noir or sparkling water with lemon pairs beautifully with the nutty flavors.

Ingredient Swaps

Pecans or hazelnuts work well in place of walnuts. For a vegan option skip feta or use a dairy-free version. Swap brown rice or quinoa for the grains depending on personal preference.

Nutrition Facts

Calories per serving are about 370 with 17 g total fat 51 g carbohydrates and 11 g protein. This makes it filling yet light for busy weeknights or special gatherings.

Savory Lentil & Walnut Stuffed Acorn Squash, with vibrant filling spilling from squash halves. Pin
Savory Lentil & Walnut Stuffed Acorn Squash, with vibrant filling spilling from squash halves. | toastybasil.com

Leftovers keep well for lunch the next day. Try reheating in the oven for best flavor and texture.

Recipe Q&A

What type of lentils work best for this dish?

Green or brown lentils hold their shape well and provide a hearty texture that complements the squash filling perfectly.

Can I substitute walnuts with other nuts?

Yes, pecans or hazelnuts make excellent alternatives, adding a different but complementary crunch and flavor.

Is it necessary to peel the acorn squash before cooking?

No, roasting the squash halves with the skin on helps them hold their shape and adds an earthy flavor.

How can I make this dish vegan?

Simply omit the feta cheese or use a dairy-free alternative to keep it fully plant-based.

What sides pair well with this stuffed squash?

A crisp green salad or roasted vegetables complement the flavors nicely, balancing the richness of the filling.

Can I prepare this dish ahead of time?

Yes, you can assemble the filling ahead and refrigerate it, then fill and bake the squash just before serving for best texture.

Lentil Walnut Acorn Squash

Savory acorn squash filled with lentils, walnuts, veggies, and herbs for a warm, satisfying dish.

Prep duration
20 min
Cooking duration
50 min
Complete duration
70 min


Skill level Medium

Origin American

Yield 4 Portions

Dietary specifications Vegetarian, Gluten-free

Components

Squash

01 2 medium acorn squashes, halved and seeded
02 2 tablespoons olive oil
03 ½ teaspoon salt
04 ¼ teaspoon black pepper

Filling

01 1 tablespoon olive oil
02 1 medium yellow onion, finely chopped
03 2 cloves garlic, minced
04 1 medium carrot, diced
05 1 celery stalk, diced
06 1 cup cooked green or brown lentils
07 ½ cup walnuts, coarsely chopped
08 ½ cup cooked quinoa or brown rice (optional)
09 ¼ cup dried cranberries or raisins
10 2 tablespoons chopped fresh parsley
11 1 teaspoon dried thyme
12 ½ teaspoon ground cumin
13 ½ teaspoon smoked paprika
14 ½ teaspoon salt
15 ¼ teaspoon black pepper

Garnish

01 2 tablespoons crumbled feta cheese or vegan alternative (optional)
02 2 tablespoons chopped fresh parsley

Directions

Step 01

Preheat oven: Set the oven temperature to 400°F and line a baking sheet with parchment paper.

Step 02

Prepare squash: Brush the cut sides of the acorn squash halves with olive oil, sprinkle with salt and black pepper, then place cut side down on the baking sheet. Roast for 35 to 40 minutes until tender.

Step 03

Sauté aromatics: While the squash roasts, heat 1 tablespoon olive oil in a large skillet over medium heat. Add the chopped onion and cook for 3 to 4 minutes until softened.

Step 04

Cook vegetables: Add minced garlic, diced carrot, and celery to the skillet; cook for an additional 5 minutes until vegetables are tender.

Step 05

Combine filling ingredients: Stir in cooked lentils, walnuts, quinoa or brown rice if using, dried cranberries, fresh parsley, dried thyme, ground cumin, smoked paprika, salt, and pepper. Cook for 2 to 3 minutes to blend flavors, then remove from heat.

Step 06

Prepare squash cavity: Remove the roasted squash from the oven and turn cut side up. Scoop out some flesh, leaving about a ½-inch border to create a cavity. Chop the scooped flesh and fold it into the filling mixture.

Step 07

Stuff squash: Fill each squash half generously with the lentil and walnut mixture.

Step 08

Final bake: Return the stuffed squash halves to the oven and bake for 10 to 12 minutes until heated through and slightly golden on top.

Step 09

Add garnish and serve: Top with crumbled feta cheese or vegan alternative and fresh parsley if desired. Serve warm.

Necessary tools

  • Baking sheet
  • Parchment paper
  • Sharp knife
  • Spoon
  • Large skillet
  • Mixing bowl

Allergy information

Review each component for possible allergens and if uncertain, we recommend consulting with a healthcare professional.
  • Contains walnuts; optional feta contains dairy. Possible gluten traces if non-certified grains are used.

Nutrient breakdown (per portion)

These values are provided as a general guide and shouldn't replace professional medical advice.
  • Calories: 370
  • Fat: 17 g
  • Carbs: 51 g
  • Protein: 11 g