Cream 1 stick butter and 1 cup sugar; add and mix 4 eggs one at a time. Add 1 (16 ounce) can Hershey syrup, 1 cup flour, and 1 teaspoon baking powder; mix all together. Bake in greased and floured 9x13 pan at 350 degrees for 30 minutes.

Upon removal from oven, put 1/2 package of mini marshmallows on top of cake with 3/4 cup chopped nuts. Frost while cake is still quite warm.

FROSTING:

Melt 2/3 cup butter and 2 squares unsweetened chocolate. Cool, then add 1 1/2 cups confectioners sugar and 1 egg. Spread on cake.

NOTE: Make frosting while cake is baking.