01 -
Preheat oven to 175°C. Lightly grease a 22 x 22 cm baking dish with nonstick spray.
02 -
Combine cornbread mix, milk, and egg in a bowl. Mix until smooth. Pour into the prepared dish and bake for 15 minutes.
03 -
While the cornbread bakes, cook ground beef in a skillet over medium heat until browned. Drain excess fat. Stir in taco seasoning and water, mixing thoroughly.
04 -
Add drained Mexicorn and diced tomatoes with green chilies to the beef mixture. Stir and simmer for 2 minutes.
05 -
Remove baked cornbread from oven. Spread the beef and vegetable mixture evenly over the cornbread base.
06 -
In a new bowl, combine sour cream, 100 g shredded cheese, and sliced green onions. Gently spread this mixture over the beef layer.
07 -
Sprinkle remaining 100 g cheese over the top. Return dish to the oven and bake for 25 minutes, until cheese is melted and casserole is heated through.
08 -
Allow the bake to cool for several minutes before slicing. Garnish with desired toppings such as lettuce, black olives, diced tomatoes, and taco sauce before serving.