Grilled Portobello Mushroom Sandwich | Recipe Cart | Recipe Cart

Grilled Portobello Mushroom Sandwich | Recipe Cart | Recipe Cart

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Grilled Portobello mushroom sandwich with marinade of olive oil, steak seasoning, and balsamic vinegar, served on sourdough bread with optional pickles and horseradish. Perfect savory plant-based...

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Ingredients

  • large portobello mushrooms, stems removed (I used 4)
  • 2 tbsp olive oil
  • 3 tbsp balsamic vinegar
  • ½ tsp liquid smoke
  • 3 tbsp steak seasoning, whichever you prefer
  • 1 tbsp bbq sauce of choice or vegan Worcestershire (I used)
  • 3-4 tbsp my Guinness BBQ sauce or your preferred BBQ sauce
  • 8 thick slices sourdough,4 burger buns or rolls
  • handful of greens
  • 2 red onions, cut into thick slices
  • optional toppings: pickles, horseradish
  • ¼ cup dairy-free butter
  • ¼ cup flour
  • 1 tbsp mustard
  • ⅓ cup beer (I used Guinness - FYI if you're worried about adding alcohol just know that the alcohol gets cooked out of the beer)
  • 1 cup -1½ cup soy milk or oat milk
  • 1½ cups dairy-free shredded cheese
  • ½ tsp salt + extra to taste

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