Step 1

Prep: Preheat oven to 450°F (230°C).

Step 2

Marinade: Stir together all Marinade ingredients.

Step 3

Veggies: Slice mushrooms into ¼ inch slabs. Add them to a large bowl, the toss with the marinade. Cut peppers and onions into slices, then add them to the bowl and toss to lightly coat with the marinade.

Step 4

Roast: Arrange veggies on a parchment-lined baking sheet in a single layer. Roast for 20 minutes, or until veggies are tender and slightly charred at the edges.

Step 5

Serve: Warm tortillas prior to serving, then spoon hot veggies onto tortillas. Serve with desired toppings!