Portobello Mushroom Burger

Portobello mushrooms have a meaty presence in this delicious burger.  

Serves 4

Difficulty level: very easy


  • 4 portobello mushroom caps
  • ¼ cup balsamic vinegar
  • 1 tablespoon olive oil
  • 1 teaspoon dried basil
  • 1 teaspoon dried oregano
  • 1 tablespoon minced garlic
  • salt and pepper to taste


  1. Prepare the mushroom caps by removing the stem and carefully scraping out (and discarding) the brown gills from the undersurface of the mushroom using a spoon.
  2. Whisk together vinegar, oil, basil, oregano, garlic, salt, and pepper.
  3. Place the mushroom caps (smooth side up) in a shallow dish.
  4. Pour the marinade over the mushrooms and let stand at room temperature for 15 minutes turning and basting occasionally.
  5. Preheat outside grill or grill pan to medium-high heat.
  6. Brush grill with oil. Place mushrooms on the grill, reserving marinade for basting. Grill for 5 to 8 minutes on each side, or until tender, brushing with marinade frequently.
  7. Serve on your favorite toasted bun (or in a lettuce wrap) with your favorite burger condiments.