Step 1

In a skillet over medium-high heat, cook the ground beef with the taco seasoning until no longer pink. Transfer to refrigerator to chill until cold.

Step 2

Stir together sour cream, salsa, and lime juice. Set aside.

Step 3

Once meat is chilled, arrange in the bottom of a 9x13-inch baking dish.

Step 4

Top with a thick layer of lettuce, followed by 1/2 of the sour cream mixture, then the black beans, corn, onion, and another thick layer of lettuce. Press down gently on the lettuce to tamp down the layers.

Step 5

Top with remaining sour cream mixture, followed by the tomatoes, cheese, and olives.

Step 6

Cover dish with foil and chill until ready to serve, at least 2 hours and up to 24 hours.

Step 7

When ready to serve, top with crushed tortilla chips and enjoy.