Step 1

Preheat the oven to 350 degrees.

Step 2

Place the ground beef and onion in an oven safe skillet over medium high heat on the stove. Saute until the meat is browned and the onions have softened.

Step 3

Add the taco seasoning, green chilis and cream cheese to the skillet, and saute until the cream cheese is completely melted and combined.

Step 4

Top the mixture with the corn chips and then the shredded cheese.

Step 5

Bake for 20 minutes.

Step 6

Remove the skillet from the oven and top with shredded lettuce and tomato.

Step 7

Garnish with salsa and sour cream if desired.