Deborah, I hope this is close to the one you wanted.

Chocolate Pudding Cake

Bottom Layer:
1 cup unsifted all-purpose flour
2/3 cup sugar
1/2 cup coarsely chopped nuts
1/4 cup unsweetened cocoa powder
2 teaspoons baking powder
1/4 teaspoon salt
1/2 cup milk
1/4 cup corn oil
1 teaspoon vanilla extract

Top Layer:
2/3 cup sugar
2 tablespoons unsweetened cocoa powder
1 cup boiling water

Preheat oven to 350F. Grease a 9x9x2-inch baking pan; set aside.

Bottom Layer: In large bowl, stir together flour, sugar, nuts, cocoa, baking powder, and salt. Mix in milk, corn oil, and vanilla. Spread in pan.

Top Layer: In small bowl, mix sugar and cocoa and sprinkle over batter. Pour boiling water over mixture in pan.

Bake 45 minutes. Serve warm or, if you prefer, cold.