Lentil Walnut Acorn Squash

Featured in: Cozy Dinner Plates

This dish features acorn squash halves roasted to tender perfection, filled generously with a rich blend of green lentils, chopped walnuts, aromatic herbs, and a medley of sautéed vegetables including onion, garlic, carrot, and celery. The mixture is lightly seasoned with cumin, smoked paprika, and thyme, then baked until warm and slightly golden on top. Ideal as a satisfying vegetarian main or an impressive side, garnished optionally with crumbled feta and fresh parsley for added brightness.

Updated on Mon, 17 Nov 2025 14:27:00 GMT
Roasted halves of Lentil & Walnut Stuffed Acorn Squash, brimming with savory lentil filling and walnuts. Save
Roasted halves of Lentil & Walnut Stuffed Acorn Squash, brimming with savory lentil filling and walnuts. | frizplo.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.

This recipe became one of my favorites after preparing it for a holiday dinner. The combination of squash, lentils, and walnuts makes it feel both nourishing and celebratory.

Ingredients

  • Acorn Squash: 2 medium, halved and seeded
  • Olive Oil: 2 tbsp for squash, 1 tbsp for filling
  • Salt: ½ tsp for squash, ½ tsp for filling
  • Black Pepper: ¼ tsp for squash, ¼ tsp for filling
  • Yellow Onion: 1 medium, finely chopped
  • Garlic: 2 cloves, minced
  • Carrot: 1 medium, diced
  • Celery: 1 stalk, diced
  • Lentils: 1 cup cooked green or brown
  • Walnuts: ½ cup, coarsely chopped
  • Quinoa or Brown Rice (optional): ½ cup cooked, for extra texture
  • Dried Cranberries or Raisins: ¼ cup
  • Fresh Parsley: 2 tbsp chopped in filling, plus 2 tbsp for garnish
  • Dried Thyme: 1 tsp
  • Ground Cumin: ½ tsp
  • Smoked Paprika: ½ tsp
  • Feta Cheese or Vegan Alternative (optional): 2 tbsp crumbled for garnish

Instructions

Roast the Squash:
Preheat oven to 400°F (200°C). Line a baking sheet with parchment paper. Brush cut sides of squash halves with olive oil. Sprinkle with salt and pepper. Place cut side down on baking sheet and roast for 35–40 minutes until tender.
Prepare the Filling:
While squash roasts, heat 1 tbsp olive oil in skillet over medium heat. Add onion and cook 3–4 minutes until softened. Stir in garlic, carrot, and celery. Cook 5 minutes until vegetables are tender.
Add Flavor Mix-ins:
Add cooked lentils, walnuts, quinoa or rice (if using), dried cranberries, parsley, thyme, cumin, smoked paprika, salt, and pepper. Mix well and cook 2–3 minutes. Remove from heat.
Finish Squash & Stuff:
Remove squash from oven and turn cut side up. Scoop out some flesh to create a cavity, leaving ½ inch border. Chop scooped flesh and stir into filling.
Bake Stuffed Squash:
Fill each squash half with lentil-walnut mixture. Return to oven and bake 10–12 minutes until heated through and slightly golden.
Garnish & Serve:
Top with feta cheese and fresh parsley, if desired. Serve warm.
Warm, golden-brown Lentil & Walnut Stuffed Acorn Squash, a delightful vegetarian main course, ready to serve. Save
Warm, golden-brown Lentil & Walnut Stuffed Acorn Squash, a delightful vegetarian main course, ready to serve. | frizplo.com

Making this stuffed acorn squash has become a family tradition for special autumn dinners. My kids love helping to scoop out the squash and sprinkle parsley on top.

Serving Suggestions

Serve this stuffed squash alongside a crisp green salad or roasted vegetables for a colorful, balanced meal.

Recipe Variations

Swap walnuts for pecans or hazelnuts, or use vegan cheese for a completely plant-based dish. Dried cranberries can be replaced with raisins to suit your taste.

Nutritional Information

Each serving provides approximately 370 calories, 17 g fat, 51 g carbohydrates, and 11 g protein.

A close-up of a plated, delicious Lentil & Walnut Stuffed Acorn Squash, garnished with fresh parsley and feta. Save
A close-up of a plated, delicious Lentil & Walnut Stuffed Acorn Squash, garnished with fresh parsley and feta. | frizplo.com

This comforting, vibrant dish is perfect for sharing. Enjoy every bite at your next festive meal or cozy family dinner.

Recipe FAQ

How do I prepare the acorn squash for stuffing?

Halve and seed the acorn squash, brush with olive oil, season with salt and pepper, then roast cut side down until tender before filling.

Can I substitute walnuts with other nuts?

Yes, pecans or hazelnuts work well as alternatives for a similar crunchy texture and flavor.

What grains can I add to the filling for extra texture?

Cooked quinoa or brown rice can be stirred into the lentil mixture for added body and variety.

How do the spices enhance the dish?

Ground cumin, smoked paprika, and thyme add warm, earthy notes that complement the natural sweetness of the squash and richness of the lentils.

Is feta cheese necessary for serving?

Feta is optional and can be omitted or replaced with a vegan alternative to suit dietary preferences.

Lentil Walnut Acorn Squash

Roasted acorn squash filled with a savory lentil, walnut, and vegetable mixture for a nutritious meal.

Prep duration
20 min
Time to cook
50 min
Complete duration
70 min
Created by Madison Young

Classification Cozy Dinner Plates

Complexity Level Medium

Cultural Origin American

Output 4 Portion Count

Dietary requirements Meat-Free, No Gluten

Components

Squash

01 2 medium acorn squash, 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

Prepare oven and squash: Preheat oven to 400°F. Line a baking sheet with parchment paper. Brush acorn squash halves with olive oil, season with salt and pepper, and place cut side down on sheet. Roast for 35 to 40 minutes until tender.

Step 02

Cook vegetables: Heat 1 tablespoon olive oil in a large skillet over medium heat. Add chopped onion and cook for 3 to 4 minutes until softened. Stir in garlic, carrot, and celery, cooking an additional 5 minutes until vegetables become tender.

Step 03

Combine filling ingredients: Add cooked lentils, walnuts, quinoa or rice if using, dried cranberries, parsley, thyme, cumin, smoked paprika, salt, and pepper to the skillet. Mix well and cook 2 to 3 minutes to blend flavors. Remove from heat.

Step 04

Prepare squash cavity: Remove squash from oven and turn cut side up. Scoop out some flesh leaving about ½-inch border intact. Chop scooped flesh and stir into the filling mixture.

Step 05

Fill and bake squash: Generously stuff each squash half with the lentil and walnut mixture. Return to oven and bake for 10 to 12 minutes until heated through and slightly golden on top.

Step 06

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

Necessary tools

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

Allergy details

Review each component for potential allergens and seek professional healthcare advice if you're uncertain.
  • Contains walnuts and optional dairy (feta). Check labels for gluten contaminants if grains are not certified gluten-free.

Nutritional breakdown (per portion)

These values are provided as estimates only and shouldn't replace professional medical guidance.
  • Energy Content: 370
  • Fats: 17 g
  • Carbohydrates: 51 g
  • Proteins: 11 g