Best Cream Cheese Corn Casserole

1 teaspoon oil
1/2 cup chopped onion
1/4 cup softened butter
2 (3 ounce) packages cream cheese, softened
1 (15 1/4 ounce) can whole kernel corn, drained
1 (15 1/4 ounce) can creamed corn
1 (4 ounce) can chopped green chilies
1 (2 7/8 ounce) package French-fried onions, divided

Preheat over to 350 degrees and grease an 8x8 inch baking dish.
Heat oil in skillet over medium heat and sauté onions until translucent.
In large bowl combine butter and cream cheese. Stir in corn, cream corn, chilies and onions. Pour into prepared dish.
Bake in preheated oven for 15 minutes. Remove from oven and stir in half of the french fried onions and sprinkle remaining onions on top. Bake 15 minutes longer.
Serves 8
(Note: easy and double recipe to cook in Crockpot)