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Stuffed Acorn Squash with Savory Rice and Vegetables

This stuffed acorn squash recipe is a cozy fall favorite featuring roasted acorn squash filled with a hearty mixture of basmati rice, sausage, mushrooms, and colorful vegetables. Topped with creamy cheese and fresh parsley, it makes a wholesome main dish or an impressive holiday side. Easy to customize for vegetarian or vegan diets, this nutrient-packed recipe highlights seasonal produce in a warm and satisfying way.
Prep Time 20 minutes
Cook Time 40 minutes
Total Time 1 hour
Course Main Course
Cuisine American
Servings 4 as a meal (8 as a side)
Calories 480 kcal

Ingredients
  

  • 2 acorn squash washed, halved, and seeded
  • 3 tbsp olive oil extra virgin
  • 1 cup basmati rice yields about 3 cups cooked
  • 1 onion chopped
  • 1 bell pepper red or yellow, diced
  • 2 celery stalks diced
  • 1 carrot large, grated
  • 150 g green beans trimmed and chopped
  • 150 g mushrooms cremini or baby bella, chopped
  • 2-3 sausage links Italian style, casings removed
  • salt and pepper to taste
  • cheese optional, such as ricotta, goat cheese, burrata, or mozzarella
  • fresh parsley chopped, for garnish

Instructions
 

Prepare the Squash

  • Preheat oven to 400°F (200°C).
  • Place the halved acorn squash cut-side down on a greased or parchment-lined baking sheet. Roast for 20–25 minutes, until tender.
  • Remove from oven, cool slightly, then scoop out a little of the flesh to create more space for the filling. Reserve scooped flesh if desired to mix into the filling.

Make the Filling

  • Cook basmati rice according to package directions. Set aside to cool slightly.
  • Heat 2 tablespoons of olive oil in a large skillet over medium-high heat.
  • Add onion, celery, bell pepper, mushrooms, and sausage. Cook for 5–7 minutes, breaking up the sausage and stirring until browned and vegetables are softened.
  • Stir in grated carrot and green beans. Cook briefly until just tender.
  • Season with salt and pepper to taste, then fold in the cooked rice. Mix until evenly combined.

Assemble and Bake

  • Spoon the filling into the roasted squash halves, pressing down slightly and letting the mixture mound above the rim.
  • Top each with cheese if desired.
  • Return stuffed squash to the oven and bake for 15 minutes, until heated through and cheese is golden.
  • Garnish with fresh parsley and a drizzle of olive oil before serving.

Notes

  • You can substitute sausage with lentils, chickpeas, or plant-based sausage for a vegan version.
  • Use wild rice, quinoa, or farro instead of basmati for a different texture.
  • Stuffed squash can be prepared ahead of time and baked just before serving.
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