Katie's Butter Bars

Butter Bars (from my cousins wife)

Crust:
1 yellow cake mix
1 egg
1 stick butter, melted

Filling:
8oz cream cheese
2 eggs
2 tsp vanilla
1 stick butter
3 c powdered sugar

Combine crust ingredients & pat into 9x13 pan. Beat cream cheese, eggs and vanilla until smooth. Add butter & sugar and mix well. Pour over crust. Bake at 350 for 45 minutes