Ingredients
4 large portobello mushroom caps, small to medium size
Olive oil for drizzling and grilling
Balsamic vinegar for marinating and drizzling
Tamari or soy sauce for marinating and drizzling
Sea salt and freshly ground black pepper
Optional herbs or seasonings (oregano, smoked paprika, rosemary)
Hamburger buns (toasted or warmed)
Toppings: lettuce or baby spinach, sliced tomato, sliced red or grilled onions, avocado, pickles, cheese slices (vegan or reduced-fat), ketchup, mustard, mayonnaise, spicy sauces
Instructions
1. Clean mushroom caps with a damp cloth and remove stems. Removing gills is optional.
2. Mix balsamic vinegar, olive oil, tamari or soy sauce, and optional herbs for marinade.
3. Place mushrooms on a plate, pour marinade over them, brush to coat, and marinate for 15 to 30 minutes.
4. Preheat grill to medium heat and oil the grates.
5. Grill mushrooms gill side up for 5 to 7 minutes, flip, and grill another 5 to 7 minutes, basting with marinade.
6. Optionally, add cheese to mushrooms during the last minute of grilling.
7. Grill onion slices and toast buns for extra flavor.
8. Assemble burgers with grilled mushrooms, toppings, and condiments.
Last Step:
Please leave a rating and comment letting us know how you liked this recipe! This helps our business to thrive and continue providing free, high-quality recipes for you.Notes
🍄 Use firm mushrooms without cracks for better shape and texture.
⏰ Limit marinating time to avoid soggy mushrooms but ensure even flavor absorption.
🔥 Monitor grilling to prevent burning; times may vary with grill setups.
- Prep Time: 5 to 15 minutes
- Marinating Time: 15 to 30 minutes
- Cook Time: 15 to 20 minutes
- Category: Main Course
- Method: Grilling
- Cuisine: American
- Diet: Vegetarian
Nutrition
- Serving Size: 1 burger
- Calories: 295 to 370
- Sugar: Varies
- Sodium: Varies
- Fat: 13 to 20 grams
- Saturated Fat: 1 to 4 grams
- Unsaturated Fat: 9 to 16 grams
- Trans Fat: 0 grams
- Carbohydrates: 31 to 39 grams
- Fiber: 5 to 11 grams
- Protein: 8 to 21 grams
- Cholesterol: 0 mg