Grilled Portabella Mushroom Burgers with Avocado are a hearty, vegetarian delight. These burgers feature tender, juicy portabella mushrooms marinated in a savory blend of olive oil, balsamic vinegar, and spices, then grilled to perfection. Layered with creamy avocado slices, crisp lettuce, and fresh tomato on a toasted bun, these burgers are as satisfying as they are wholesome. Ideal for summer BBQs or quick weeknight meals, they’re packed with nutrients and bursting with flavor. Enjoy a guilt-free, plant-based alternative that’s simple to prepare yet delivers gourmet appeal.

Recipe Tips and Tricks:

Marinate mushrooms for at least 20 minutes for maximum flavor.
Use fresh, ripe avocados for the best texture and taste.
Grill buns for a crisp, warm texture.
Add cheese or vegan cheese for extra richness.
Use a grill pan if outdoor grilling isn’t an option.

Grilled Portabella Mushroom Burgers with Avocado

Kathie Clane

Hearty, grilled portabella mushroom burgers topped with creamy avocado and fresh veggies, perfect for a plant-based meal.

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Prep Time 15

Cook Time 10

Additional Time 20

Total Time 45

Course Portabella mushroom recipes

Cuisine American

Servings 4 servings

Calories 376 kcal

Ingredients

4 large portabella mushrooms stems removed
3 tbsp olive oil
2 tbsp balsamic vinegar
2 garlic cloves minced
1 tsp smoked paprika
½ tsp salt
½ tsp black pepper
1 avocado sliced
4 burger buns toasted
Lettuce leaves
Sliced tomato
Optional: Cheese or vegan cheese

Instructions

Marinate Mushrooms: In a bowl, whisk olive oil, balsamic vinegar, garlic, paprika, salt, and pepper. Brush this mixture onto both sides of the mushrooms. Let them marinate for 20 minutes.
Preheat Grill: Heat your grill or grill pan to medium-high.
Grill Mushrooms: Place mushrooms on the grill, gill side down. Cook for 4-5 minutes per side, until tender and lightly charred.
Prepare Buns and Toppings: Toast burger buns on the grill for 1-2 minutes. Layer lettuce, tomato, grilled mushrooms, and avocado slices on each bun.
Assemble and Serve: Add optional cheese and secure the top bun. Serve immediately with your favorite sides.

Notes

Substitute avocado with guacamole for an extra flavor boost.
Store leftover mushrooms in an airtight container for up to 2 days.

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