01 -
Preheat oven to 375°F. Spray a 9×13 baking dish with cooking spray and set aside.
02 -
In a large skillet on medium-high heat, add lean ground beef, diced yellow onion, salt, and black pepper. Cook and brown the ground beef until no pink remains. Drain any excess fat from the skillet.
03 -
Add taco seasoning, water, chopped green chilis, and seasoned black beans to the skillet with the cooked ground beef. Stir to combine and coat everything evenly. Turn the heat down to medium and allow the mixture to cook for 2-3 minutes, or until most of the moisture has evaporated. Remove from heat.
04 -
Place 2 flour tortillas into the bottom of the prepared baking dish, overlapping slightly in the center. Spread ⅓ of the meat mixture evenly over the tortillas. Top with ½ cup salsa, followed by ½ cup shredded cheddar cheese and ½ cup shredded Monterey jack cheese.
05 -
Place 4 flour tortillas (stacked in pairs) over the first layer. Repeat with another ⅓ of the meat mixture, ½ cup salsa, ½ cup shredded cheddar cheese, and ½ cup shredded Monterey jack cheese.
06 -
Add the remaining 4 tortillas (stacked in pairs) on top, followed by the last ⅓ of the meat mixture, ½ cup salsa, and the remaining shredded cheddar and Monterey jack cheese.
07 -
Bake the lasagna in the center rack of the oven for 30-35 minutes, or until the cheese is melted, bubbly, and lightly browned.
08 -
Remove the lasagna from the oven and let it cool for 15 minutes. Garnish with chopped fresh cilantro. Optional: serve with sour cream and diced Roma tomatoes.