1 c. chopped walnuts
1 c. miniature marshmallows
16 oz. chocolate chips
1 pkg. devil's food cake mix
4 eggs
1 c. Hellmann's mayonnaise
1 c. water

Grease and flour bundt cake pan. Mix first 3 ingredients. Mix at low speed cake mix, eggs, mayonnaise, and water until blended. Beat at medium speed 2 more minutes. Stir in above mixture. Pour in cake pan. Bake at 350 degrees for 50 minutes. When cool, dust with powdered sugar.