Vegan Italian Grinder Sandwich Recipe

Ingredients

• 2 15-oz. cans no-salt-added chickpeas, rinsed and drained (3 cups total)
• ¼ cup soaked raw cashews (see tip, recipe intro)
• 3 tablespoons nutritional yeast
• 1½ teaspoons white miso paste
• 1 tablespoon + 1½ teaspoons balsamic vinegar
• 2½ teaspoon dried Italian seasoning
• ¼ teaspoon sea salt, plus more to taste
• Freshly ground black pepper, to taste
• 8 oz. fresh cremini mushrooms, sliced
• ⅓ cup chopped toasted walnuts
• 1 8-oz. can no-salt-added tomato sauce
• 1 teaspoon fennel seeds
• 1 teaspoon smoked paprika
• ½ teaspoon garlic powder
• ¼ teaspoon crushed red pepper
• 4 to 6 whole grain hot dog buns, such as Ezekiel brand
• ½ cup finely chopped red or yellow onion