Heat oven to 425°
Cook and stir meat and onion in large oven-proof skillet on medium heat until meat is browned and onion is tender; drain. Return meat to skillet. Season with cumin.
Stir in salsa verde, corn, 4 tortillas and 2 Tbsp. cilantro. Top with remaining tortillas and shredded cheese.
Bake 15 to 20 min. or until the cheese is melted and golden brown.
Top with avocado, jalapeno and remaining cilantro.
