Step 1

Grease a 9x13 casserole dish with non-stick cooking spray. Preheat the oven to 350 degrees Fahrenheit.

Step 2

Crush chips lightly and sprinkle approximately 1 cup across the bottom of the baking dish.

Step 3

Cook ground beef in a large skillet over medium heat until mostly browned. Add diced onion and diced bell pepper and saute about 5 minutes longer, until vegetables begin to soften.

Step 4

Add taco seasoning and water and stir to combine. Bring mixture to a simmer and cook for 5 minutes longer, stirring regularly.

Step 5

Add the Rotel and sour cream to the meat mixture and stir to combine completely.

Step 6

Gently mix the black beans into the skillet.

Step 7

Spread half of the meat mixture over the crushed chips in the casserole dish.

Step 8

Place another layer of crushed chips over the meat. Spread half of the cheese over the chips.

Step 9

Repeat to layer the remaining meat, chips, and cheese.

Step 10

Cover with aluminum foil and bake for approximately 20 minutes, until the cheese is melted and the casserole is hot and bubbly.

Step 11

Garnish with diced bell peppers and/or chopped cilantro, tomatoes, avocado, etc. Serve with additional sour cream.