Melt butter and sauté onions
Stir in cream cheese and chicken
Spray casserole dish
Spoon 3 heaping Tbs. chicken mixture in tortillas
Roll and place in dish
Sprinkle with cheese
Drizzle with half and half
Bake at 350 degrees (F) for 45 minutes covered
Uncover, add cheese, and then bake for 10 more minutes or until lightly browned
Cut into serving pieces and enjoy!