Miami Beach Cake -Grandma

1/2 cup graham cracker crumbs
1/3 cup butter, melted
1/2 cup chopped nuts
2/3 cup chocolate chips

Combine and set aside. For the cake:

2 cups flour, sifted
1 tsp. baking soda
1 tsp. salt
1/2 cup butter
1 1/2 cups sugar
2 eggs
1/3 cup chocolate chips, melted
1 tsp. vanilla
1 1/4 cups buttermilk

Combine dry ingredients and set aside. Cream butter and gradually add sugar; cream well. Add eggs, one at a time. Blend in melted chocolate chips; add vanilla. Add dry ingredients alternately with buttermilk, beginning and ending with dry, to the sugar mixture. Turn into 2 (9 inch) cake pans. Bake for 30-40 minutes at 375°.

Frosting:
1 (8 oz.) package cream cheese
1 cube margarine
1/2 cup nuts
1 package powdered sugar
1 tsp. vanilla

Cream cheese and margarine well. Add sugar, nuts, and vanilla. Frost cake, then sprinkle with topping.