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stuffing with slice on white plate beside on marble surface with flowers, thyme sprigs, bowl of grated parmesan and glass of wine around.

Cheesy Sourdough Mushroom, Bacon, and Brussel Sprout Stuffing

The ultimate Thanksgiving side dish...Cheesy Sourdough Mushroom, Bacon, and Brussels Sprout Stuffing! Full of flavor, earthy, cheesy, and just melt in your mouth delicious. There is no better stuffing recipe to bake this holiday season!
Course: Side Dish
Cuisine: American
Prep Time: 45 minutes
Cook Time: 1 hour 3 minutes
Total Time: 1 hour 48 minutes
Servings: 12 servings
Calories: 275kcal

Ingredients

  • 6 large eggs room temperature
  • 4 cups vegetable broth
  • 16 ounces sourdough bread cut into 1" cubes
  • 6 slices applewood smoked bacon chopped
  • cups chopped yellow onion
  • 2⅔ cups quartered Brussels sprouts
  • cups sliced baby bella mushrooms
  • 8 cloves minced garlic
  • 1 Tablespoon fresh thyme
  • ½ cup grated parmesan cheese
  • 1 cup shredded mozzarella cheese
  • ½ cup grated gruyere cheese

Instructions

  • Heat oven to 350℉/177℃.
  • Spray a 10-inch x 13.75-inch casserole with cooking spray. Set aside.
  • In a large bowl, whisk together eggs and broth.
  • Add bread, stirring to coat. Set aside.
  • In a large skillet, sauté bacon until crisp.
  • Remove bacon with a slotted spoon and drain on a lined pan, reserving grease. Set bacon aside.
  • To the hot grease, add onions, Brussels sprouts, mushrooms, and garlic.
  • Sauté until tender, 5-6 minutes.
  • Add cooked vegetables, bacon, and thyme to bread mixture. Mix.
  • Stir in parmesan, mozzarella, and gruyere.
  • Spoon into prepared casserole.
  • Bake 80-90 minutes until puffy and browned, covering with foil after 35 minutes.
  • Let stand 15 minutes before serving.

Notes

Substitutions:
  • Gluten-free sourdough bread can be used in this recipe.
  • To make this recipe vegan, omit the bacon (or use a vegan bacon) and use your favorite vegan cheeses. You can also simply omit the bacon to make this recipe vegetarian.
  • If desired, chicken or beef broth can be used instead of vegetable broth.
  • Any mushrooms will work in this recipe. You could also use a blend of your favorites!
Expert Tips:
  • Be careful when mixing all of the ingredients together! You don't want to tear the bread chunks.
  • This casserole needs to be covered after 35 minutes of bake time.
  • Let this casserole stand for at least 15 minutes before serving.
  • This recipe can be prepped a day in advance, then mixed and baked the next day.

Nutrition

Serving: 1cup | Calories: 275kcal | Carbohydrates: 26g | Protein: 15g | Fat: 12g | Saturated Fat: 5g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 4g | Trans Fat: 0.02g | Cholesterol: 117mg | Sodium: 778mg | Potassium: 286mg | Fiber: 2g | Sugar: 3g | Vitamin A: 633IU | Vitamin C: 20mg | Calcium: 177mg | Iron: 2mg