1 pkg. Devils Food Cake mix
1 c. brown sugar
1/3 c. cocoa
2 c. water
2 c. miniature marshmallows
1 c. pecans, chopped

Mix brown sugar, cocoa, and water. Pour into greased 13 x 9 inch pan. Place marshmallows evenly on top. Make cake batter following package directions. Pour into pan; top with nuts.

Bake at 350°F for 30 minutes. Cool, cut into squares to serve.