Tempeh BBQ Sandwiches with Pineapple Slaw - Forks Over Knives

Ingredients

• 1 8-oz. package fresh button mushrooms, finely chopped
• 1 cup chopped onion
• 2 cloves garlic, minced
• 4 oz. tempeh, crumbled
• 1 cup cooked wheat berries
• 1 14.5-oz. can no-salt-added diced tomatoes, undrained
• ½ cup low-sugar barbecue sauce
• 2 cups shredded red cabbage
• 1 cup chopped fresh pineapple
• ¼ cup sliced scallions
• 2 tablespoons brown rice vinegar
• 4 100% whole wheat hamburger buns, toasted