For a spicy and protein-packed veggie sandwich, try this black bean burger. Black beans are mashed and mixed with spices, breadcrumbs, and chopped vegetables to create a flavorful and hearty patty. The patty is then pan-fried or grilled until crispy on the outside and tender on the inside. To assemble the sandwich, place the black bean patty on a toasted bun and top it with your favorite toppings such as lettuce, tomato, onion, and avocado. For an extra kick of heat, you can also add some spicy mayo or hot sauce. This spicy black bean burger is a delicious and satisfying option for those looking for a meatless alternative.