Mexi - Tortilla Casserole

1 Tbsp vegetable oil
1 small onion, chopped
1 lb ground pork (I used beef)
1 can (14 1/2 oz) diced tomatoes, undrained
1 tsp dried oregano
1/4 tsp salt
1/4 tsp ground cumin
1/4 tsp black pepper
1 1/2 c shredded cheese
2 c tortilla chips
1/2 c sour cream (I used plain yogurt)
1 can (4 oz) diced green chilies, drained
2 Tbsp minced cilantro

Preheat oven to 350*F.  Heat oil in large skillet over med heat.  Cook and stir onion 5 minutes or until tender.  Brown meat, stirring to seperate.  Drain fat.  Stir in tomatoes with juice, pregano, salt, cumin, and pepper.  Spoon into 11x7 inch casserole.  Sprinkle with cheese; arrange tortilla chips over cheese.  Bake 10-15 minutes or until cheese emlts.  Combine sour cream and chilies; mix until well blended.  Drop by tablespoonfulls onto baked casserole.  Sprinkle with cinlantro.  Makes 6 servings. 

Taken from Cooking for Kids Bible