S'More Snack Cake

Directions

1. 1
   Heat oven to 350°F.
2. 2
   Grease and flour 13x9-inch pan.
3. 3
   In medium bowl combine flour, graham cracker crumbs, baking powder, baking soda and salt; mix well; set aside.
4. 4
   In large bowl, beat brown sugar, shortening and eggs until well blended.
5. 5
   Add dry ingredients and milk; mix at low speed 1 minute.
6. 6
   Stir in 2/3 cup of the chocolate chips.
7. 7
   Spread batter evenly in greased and floured pan.
8. 8
   Bake at 350°F for 25 to 35 minutes until toothpick inserted in center comes out clean.
9. 9
   Cool 15 minutes.
10. 10
    Meanwhile, melt remaining 1/3 cup chocolate chips in small saucepan over low heat.
11. 11
    Spoon teaspoonfuls of marshmallow creme onto top of warm cake; carefully spread with knife dipped in hot water.
12. 12
    Drizzle with melted chocolate and swirl chocolate through marshmallow creme to marble.
13. 13
    Cool completely.