I haven't tried these but here goes:

CAKE MIX BROWNIES
Printed from COOKS.COM

1 box chocolate or lemon cake mix
1 stick butter, melted
2 eggs
1/2 box 10X confectioners' sugar
1 (8 oz.) pkg. cream cheese

Mix together cake mix, melted butter and 1 egg. Press into greased sheet cake
pan.

Mix together 1/2 box sugar, 1 egg and cream cheese. Spread on top of cake
mixture. Bake at 325 degrees for about 25 minutes. Cool in pan and cut into
squares.