Chocolate Chip Marble Squares

Directions

1. 1
   Heat oven to 350°.
2. 2
   Grease and flour oblong pan 13 x 9 x 2-inch.
3. 3
   Mix oleo and shortening, sugar and vanilla.
4. 4
   Beat in eggs.
5. 5
   Blend in flour, baking powder and salt.
6. 6
   Mix in nuts. Spread dough in pan.
7. 7
   Sprinkle chocolate chips over top of dough. Place in oven 2 to 3 minutes to melt chips.
8. 8
   Remove from oven and run knife over chips and through dough to marbelize.
9. 9
   Return to oven; bake 18 to 20 minutes longer.
10. 10
    Place in refrigerator to cool.
11. 11
    Cut in squares.
12. 12
    Do not overbake.