Portobello Walnut Burgers with Bold Steak Flavors | DishGen Recipe

Ingredients

• 1 cup walnuts, finely chopped
• 8 oz portobello mushrooms, finely chopped
• 1 small onion, finely diced
• 2 cloves garlic, minced
• 1 cup cooked bulgur wheat
• 1/4 cup ground flaxseed
• 1/2 cup vegetable broth (low sodium), divided
• 2 tablespoons Worcestershire sauce
• 1 tablespoon steak sauce
• 2 teaspoons steak seasoning
• 1/2 teaspoon black pepper
• 1/4 teaspoon salt
• 4 whole-grain burger buns Optional toppings: lettuce, tomato slices, red onion, pickles, mustard, ketchup