Prepare your toppings bar first by shredding the lettuce, dicing the onion and tomato, slicing the jalapeños, and cutting the lime into wedges. Rinse the black beans.
Split the pound of ground beef in half and cook one half on each side of the griddle. Season both sides with taco seasoning and add a squirt or two of water to each side. Add black beans and diced onions to the "adult" half of the ground beef.
Cut open the tops of the Dorito bags and have guests add their choice of toppings.
