Mississippi River Cake
["1 c. butter", "2 c. sugar", "4 eggs", "1/4 c. cocoa powder", "3/4 tsp. salt", "1 1/2 c. flour", "1 tsp. vanilla", "1 1/2 c. chopped pecans", "1 (9 oz.) jar marshmallow cream", "1/4 c. coconut (if desired)"]
["Cream the butter and sugar in a large bowl; beat in eggs one at a time.", "Sift cocoa powder, salt and flour, then add to egg mixture.", "Stir in vanilla, coconut and pecans.", "Pour batter into greased and floured 13 x 9 x 2-inch pan.", "Bake at 350\u00b0 for 35 minutes.", "Take out and spread marshmallow cream over cake.", "Let cool for 1 1/2 hours."]
["butter", "sugar", "eggs", "cocoa powder", "salt", "flour", "vanilla", "pecans", "marshmallow cream", "coconut"]