How to Prepare Delicious Portabello Burger (Vegan)

Portabello Burger (Vegan).

You can have Portabello Burger (Vegan) using 11 ingredients and 9 steps. Here is how you cook it.

Ingredients of Portabello Burger (Vegan)

1. Prepare 6 of vegan hamburger buns.
2. You need 2 packages of portabello mushrooms (sliced).
3. You need 1/4 cup of veggie stock.
4. It's 3 tbsp of olive oil.
5. It's 4 clove of garlic.
6. You need 3 of bell peppers.
7. You need 1/2 of white onion.
8. You need 1 packages of fresh baby spinach.
9. It's 1 of spicy mustard.
10. It's 1 of salt.
11. It's 1 of black pepper.

Portabello Burger (Vegan) instructions

1. First julian (slice long and thin) your onions and bell peppers and mince your cloves of garlic..
2. Sprinkle the mushrooms with salt and pepper on both sides so theyll have a little flavor.
3. Put a large skillet over medium heat and drop your oil in so it can get nice and hot..
4. Take six hamburger buns and toast them so that they are nice and crunchy. Let them toast while your veggies cook as they will be done about the same time..
5. Once your oil reaches a nice temperature youll want to drop the sliced bell peppers, onions and garlic on. Sauté until the garlic gets a nice brown color on its edges and the onions become translucent..
6. Push your veggies off to the side of the skillet and drop your mushrooms and stock in. The veggies and mushrooms will soak in the stock giving it a nice taste. Cook till mushrooms are tender about 5-10 minutes..
7. By now your veggies and bread should be done. Take toasted buns and spread spicy mustard on both sides. This will give the sandwhich a nice kick..
8. Place portabello slices on top of bun first. Onions and bell peppers next. Finally top it off with a bit of spinach..
9. Eat and enjoy!.