Southwest Seven Layer Sliders are a delicious and flavorful appetizer or snack that is perfect for parties or game day. These sliders are made with layers of seasoned ground beef, black beans, corn, cheese, and salsa, all sandwiched between mini slider buns. The sliders are baked in the oven until the cheese is melted and bubbly. Serve these Southwest sliders with a side of guacamole and sour cream for dipping.