Apple Bars - cooking recipe

Ingredients

1 box Pillsbury Plus yellow cake mix
1/2 c. butter
1/2 tsp. cinnamon
1/4 c. brown sugar
2 apples, peeled and thinly sliced
1 c. sour cream
1 egg

Preparation

Mix first two ingredients until crumbly.
Measure 2/3 cup of that mixture and mix that with cinnamon and brown sugar.
Set aside.
Take remaining mixture and press into ungreased 9 x 13-inch pan (press hard to make crust).
Layer that with apples (1 layer).