Stuffed Portobello Mushroom Burgers

Highlighted under: Light & Fresh Meals

Delicious and hearty, these Stuffed Portobello Mushroom Burgers are a perfect vegetarian alternative to traditional burgers.

Anna

Created by

Anna

Last updated on 2026-01-04T23:03:29.242Z

These Stuffed Portobello Mushroom Burgers are not only satisfying but also packed with flavor. Perfect for a summer barbecue or a quick weeknight dinner.

Why You'll Love This Recipe

  • Rich umami flavor from the portobello mushrooms
  • Easy to prepare and customizable with your favorite fillings
  • Perfect for meatless meals without sacrificing taste

A Hearty Vegetarian Option

For those looking to reduce their meat consumption without compromising on flavor, Stuffed Portobello Mushroom Burgers are an excellent choice. The large, meaty caps of portobello mushrooms serve as the perfect base for a satisfying, plant-based meal. Each bite is packed with rich umami flavors that rival traditional beef burgers, making it an enticing option for vegetarians and meat-lovers alike.

These burgers not only taste great but are also incredibly filling. The combination of quinoa and cheese provides a hearty texture, ensuring that your cravings are fully satisfied. Plus, by using fresh ingredients like basil and garlic, you elevate the flavors, creating a gourmet experience right in your own kitchen.

Customization at Its Best

One of the best aspects of these Stuffed Portobello Mushroom Burgers is their versatility. You can easily modify the filling to suit your personal taste or dietary requirements. Swap out the mozzarella for a vegan cheese alternative, add sautéed vegetables, or mix in your favorite spices to create a unique flavor profile. The possibilities are endless!

If you’re hosting a gathering or meal prep for the week, these burgers can be made ahead of time and stored in the fridge. Simply prep the mushrooms and filling, then stuff and bake them just before serving. This allows you to cater to a variety of dietary preferences without a hassle, making it a perfect dish for entertaining.

Nutritional Benefits

Portobello mushrooms are not only delicious but also pack a nutritional punch. They are low in calories and rich in antioxidants, which can help combat inflammation and support overall health. Furthermore, when combined with quinoa, which is a complete protein, these burgers offer a well-rounded meal that is both nourishing and satisfying.

In addition to their health benefits, these burgers are an excellent way to incorporate more vegetables into your diet. With the added freshness of lettuce, tomatoes, and avocado, you’re not just enjoying a tasty meal; you're also fueling your body with essential vitamins and minerals.

Ingredients

For the Burgers

  • 4 large portobello mushrooms
  • 1 cup cooked quinoa
  • 1/2 cup shredded mozzarella cheese
  • 1/4 cup chopped fresh basil
  • 2 cloves garlic, minced
  • 1 tablespoon olive oil
  • Salt and pepper to taste

For Serving

  • Whole wheat buns
  • Lettuce leaves
  • Tomato slices
  • Avocado slices

Feel free to customize the stuffing to your liking!

Instructions

Prepare the Mushrooms

Preheat your oven to 375°F (190°C). Clean the portobello mushrooms and remove the stems.

Make the Filling

In a bowl, mix together the cooked quinoa, mozzarella cheese, basil, garlic, olive oil, salt, and pepper.

Stuff the Mushrooms

Spoon the filling into each portobello cap, pressing down gently to pack it in.

Bake

Place the stuffed mushrooms on a baking sheet and bake for 20 minutes or until the mushrooms are tender.

Assemble the Burgers

Serve the stuffed mushrooms on whole wheat buns with lettuce, tomato, and avocado.

Enjoy your delicious stuffed burgers!

Perfect Pairings

To elevate your Stuffed Portobello Mushroom Burgers, consider pairing them with homemade sweet potato fries or a fresh garden salad. The natural sweetness of the fries complements the savory flavors of the mushrooms, while a crisp salad adds a refreshing crunch, making your meal well-rounded and satisfying.

For drinks, a chilled glass of lemonade or an iced herbal tea can be a delightful accompaniment. Their refreshing qualities balance the richness of the burgers, providing a perfect contrast that enhances your dining experience.

Storage and Reheating Tips

If you have leftovers, store the stuffed mushrooms in an airtight container in the refrigerator for up to three days. To reheat, simply pop them back in the oven at 350°F (175°C) for about 10 minutes or until heated through. This method helps maintain their texture and flavor, ensuring a delicious meal even the next day.

For longer storage, consider freezing the stuffed mushrooms before baking. Wrap them individually in plastic wrap and place them in a freezer-safe bag. When you're ready to enjoy them, bake them directly from the freezer, adding a few extra minutes to the cooking time.

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Questions About Recipes

→ Can I make these burgers in advance?

Yes, you can prepare the stuffed mushrooms ahead of time and bake them just before serving.

→ What can I substitute for quinoa?

You can use cooked rice, couscous, or even lentils as a substitute.

→ Are these burgers gluten-free?

If you use gluten-free buns, the burgers can be made gluten-free.

→ Can I add other vegetables to the filling?

Absolutely! Feel free to add spinach, bell peppers, or any veggies you like.

Stuffed Portobello Mushroom Burgers

Delicious and hearty, these Stuffed Portobello Mushroom Burgers are a perfect vegetarian alternative to traditional burgers.

Prep Time15 minutes
Cooking Duration20 minutes
Overall Time35 minutes

Created by: Anna

Recipe Type: Light & Fresh Meals

Skill Level: Easy

Final Quantity: 4 servings

What You'll Need

For the Burgers

  1. 4 large portobello mushrooms
  2. 1 cup cooked quinoa
  3. 1/2 cup shredded mozzarella cheese
  4. 1/4 cup chopped fresh basil
  5. 2 cloves garlic, minced
  6. 1 tablespoon olive oil
  7. Salt and pepper to taste

For Serving

  1. Whole wheat buns
  2. Lettuce leaves
  3. Tomato slices
  4. Avocado slices

How-To Steps

Step 01

Preheat your oven to 375°F (190°C). Clean the portobello mushrooms and remove the stems.

Step 02

In a bowl, mix together the cooked quinoa, mozzarella cheese, basil, garlic, olive oil, salt, and pepper.

Step 03

Spoon the filling into each portobello cap, pressing down gently to pack it in.

Step 04

Place the stuffed mushrooms on a baking sheet and bake for 20 minutes or until the mushrooms are tender.

Step 05

Serve the stuffed mushrooms on whole wheat buns with lettuce, tomato, and avocado.

Nutritional Breakdown (Per Serving)

  • Calories: 280 kcal
  • Total Fat: 12g
  • Saturated Fat: 5g
  • Cholesterol: 20mg
  • Sodium: 150mg
  • Total Carbohydrates: 30g
  • Dietary Fiber: 4g
  • Sugars: 2g
  • Protein: 10g