Prepare rice according to package directions. Preheat oven to 350ºF.
Combine rice, cake mix, oil, pudding mix, eggs, coffee, creme de cacao, and coffee liquor in a large bowl. Beat until smooth. Pour into large Bundt pan. Bake 1 hour. Turn cake out on a wire rack to cool.
Prepare the topping by combining the confectioner's sugar, coffee, and coffee liquor. Mix well and spoon over the cake.