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Portobello Mushroom Sandwich

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A hearty Portobello mushroom sandwich featuring juicy marinated mushrooms grilled until tender and served on toasted bread with fresh vegetables and a creamy spread. Its rich, savory flavor and meaty texture make it a satisfying plant-forward meal.

Ingredients

  • 2 large Portobello mushroom caps
  • 1 tbsp olive oil
  • 1 tbsp balsamic vinegar
  • 2 cloves garlic, minced
  • 1/4 tsp salt
  • 1/4 tsp black pepper
  • 2 sandwich buns or ciabatta rolls
  • 2 lettuce leaves
  • 4 tomato slices
  • 1/4 small red onion, sliced
  • 2 tbsp mayonnaise or garlic aioli
  • 2 slices provolone or mozzarella cheese (optional)

Instructions

  1. Clean the Portobello mushroom caps and remove the stems if needed.
  2. In a small bowl, mix olive oil, balsamic vinegar, minced garlic, salt, and black pepper.
  3. Brush the mushrooms with the marinade on both sides.
  4. Heat a grill pan or skillet over medium heat.
  5. Cook the mushrooms for about 4–5 minutes per side until tender and slightly browned.
  6. If using cheese, place a slice on top of each mushroom during the last minute of cooking to melt.
  7. Lightly toast the sandwich buns or ciabatta rolls.
  8. Spread mayonnaise or garlic aioli on the inside of the buns.
  9. Place the cooked Portobello mushroom on the bottom half of each bun.
  10. Top with lettuce, tomato slices, and red onion, then close the sandwich and serve.

Notes

  • For a vegan version, skip the cheese and use vegan mayonnaise or hummus.
  • Add fresh mozzarella, basil, and balsamic glaze for a Caprese-style sandwich.
  • Include roasted red peppers, pesto, and arugula for a Mediterranean twist.
  • Add grilled zucchini, eggplant, or bell peppers for a heartier vegetable sandwich.
  • Remove mushroom gills before cooking if you prefer a less juicy filling.

Nutrition

Find it online: https://thefamilycooking.com/portobello-mushroom-sandwich/