Breakfast

Avocado and Egg Stuffed Portobello Mushrooms

Name: Avocado and Egg Stuffed Portobello Mushrooms
Prep time: 15 min
Cook time: 25 min
Total time: 40 min
Cuisine: Vegetarian
Ingredients: 4 large portobello mushrooms; 2 ripe avocados; 4 eggs; 1/2 cup cherry tomatoes, halved; 1/4 cup red onion, diced; 1 tablespoon olive oil; Salt and pepper to taste; Fresh cilantro or parsley for garnish

Jump to Recipe·Print Recipe

Avocado and egg stuffed portobello mushrooms are an easy, flavorful dish that feels special without fuss. The earthy mushrooms, creamy mashed avocado, and runny baked egg create a lovely mix of textures and tastes — creamy, savory, and slightly sweet from the cherry tomatoes. This make-ahead-friendly recipe works for breakfast, brunch, or a light dinner. For a similar stuffed-mushroom idea and plating tips, see this helpful guide: stuffed portobello mushrooms inspiration.

Recipe Information

Prep Time: 15 minutes
Cook Time: 25 minutes
Total Time: 40 minutes
Servings: 4
Difficulty Level: Easy

Nutrition Information

(Approximate per serving)

Calories per serving: 250 kcal
Protein: 9 g
Carbohydrates: 8 g
Fat: 20 g
Fiber: 8 g
Sugar: 3 g
Sodium: 220 mg

Why Make This Avocado and Egg Stuffed Portobello Mushrooms

This recipe is quick, healthy, and satisfying. Portobello caps hold fillings well and roast to a meaty texture. Ripe avocado adds creaminess and healthy fats, while the baked egg gives a soft, comforting center. The dish looks attractive on the plate and fills the kitchen with a warm, herby aroma. It’s a great way to serve vegetables as the main course and is naturally gluten-free and vegetarian-friendly.

How to Make Avocado and Egg Stuffed Portobello Mushrooms

You’ll prepare the mushrooms, mash the avocado filling, assemble, then bake until the eggs are set. The method is simple and forgiving — adjust bake time for runny or firm yolks. Use ripe avocados for the best texture, and choose large portobellos so each serving gets a full mushroom cap and an egg.

Ingredients:

4 large portobello mushrooms
2 ripe avocados
4 eggs
1/2 cup cherry tomatoes, halved
1/4 cup red onion, diced
1 tablespoon olive oil
Salt and pepper to taste
Fresh cilantro or parsley for garnish

Directions:

Step 1: Preparation

Preheat the oven to 375°F (190°C). Clean the portobello mushrooms with a damp cloth and remove the stems. Place the mushroom caps gill-side up on a baking sheet.

Step 2: Mixing

In a bowl, mash the avocados with a fork until slightly chunky. Stir in the diced red onion, and season with salt and pepper to taste. Spoon the avocado mixture evenly into each mushroom cap, creating a small well in the center for the egg.

Step 3: Cooking

Crack an egg into each stuffed mushroom carefully so the yolk stays intact. Top each with halved cherry tomatoes and drizzle the olive oil over the mushrooms. Bake in the preheated oven for 20–25 minutes, or until the egg whites are set and yolks reach your desired doneness.

Step 4: Finishing

Remove the mushrooms from the oven. Garnish with chopped cilantro or parsley and a final pinch of salt and pepper. Serve warm.

How to Serve Avocado and Egg Stuffed Portobello Mushrooms

Serve these mushrooms right from the oven for best texture. Pair with:

A simple green salad and a lemon vinaigrette for brunch.
Toasted sourdough or whole grain bread to soak up the yolk.
Roasted potatoes or a grain salad for a fuller dinner.
Garnish with extra herbs, a squeeze of lime, or a sprinkle of chili flakes for heat.

How to Store Avocado and Egg Stuffed Portobello Mushrooms

Refrigerator: Store in an airtight container for up to 2 days. Note: the avocado will darken and the egg texture will firm up.
Reheating: Reheat gently in a 325°F (160°C) oven for 8–10 minutes or in a covered skillet on low heat until warmed through. Avoid microwaving if you want to keep textures close to fresh.
Freezing: Not recommended. Avocado and baked eggs do not freeze and reheat well.

Expert Tips for Perfect Avocado and Egg Stuffed Portobello Mushrooms

Choose firm, large portobello caps so they hold the filling.
Use ripe but not overly soft avocados for a creamy, slightly chunky texture.
Create a small well in the avocado so the egg sits securely.
If you prefer runny yolks, check the mushrooms at 18 minutes; for firmer yolks, bake the full 25 minutes.
Pat mushrooms dry after cleaning to reduce excess moisture and avoid sogginess.
If mushrooms are very large, use two smaller eggs or adjust amount of avocado to keep proportions balanced.
Season the avocado well; it’s mild and needs salt and pepper to shine.

Delicious Variations

Mediterranean: Add crumbled feta, chopped kalamata olives, and a sprinkle of dried oregano.
Spicy: Mix a teaspoon of sriracha into the avocado and top with sliced jalapeños.
Cheesy: Add a tablespoon of shredded cheddar or mozzarella on top before baking.
Herb-forward: Fold chopped basil and chives into the avocado for bright flavor.
Smoked salmon: Top with small slices of smoked salmon after baking for a brunch upgrade.

Frequently Asked Questions

Q: Can I make these ahead of time?
A: You can assemble the mushrooms and store them covered in the fridge for a few hours before baking. Baking ahead is possible, but texture changes: avocado may darken and egg becomes firmer. Reheat gently before serving.

Q: What if my mushrooms are watery after cooking?
A: Mushrooms release water as they cook. To reduce moisture, pat them dry before filling and bake on a rack set over the baking sheet so liquid drains. You can also briefly pre-roast the caps gill-side down for 5–7 minutes to evaporate moisture before filling.

Q: Can I use a different mushroom type?
A: Large cremini or baby portobellos work but are smaller. Choose sturdy caps to hold the filling. Very thin mushrooms won’t support an egg.

Q: How do I know when the eggs are done?
A: Egg whites should be fully set and opaque. For a runny yolk, check at 18 minutes; for firmer yolks, bake 22–25 minutes. Oven temperatures vary, so watch the first batch.

Q: Is this recipe suitable for a low-carb or keto diet?
A: Yes. The recipe is low in carbohydrates and high in healthy fats from avocado and olive oil, making it compatible with low-carb and keto plans when served without bread.

Q: Can I replace eggs for a vegan version?
A: For a vegan option, omit the eggs and add a tofu scramble or roasted chickpeas seasoned and placed in the avocado well. Texture and flavor will change but the idea remains satisfying.

Conclusion

This Avocado and Egg Stuffed Portobello Mushrooms recipe is a simple, elegant dish you can make any day of the week. It combines creamy avocado, baked egg, and meaty mushrooms into a balanced, colorful plate that smells amazing and tastes comforting. For another low-calorie take and inspiration, check out Low Calorie Avocado Egg Stuffed Mushrooms – Health Beet. Give it a try — it’s quick to make and easy to customize, and it’s sure to become a favorite.