1. Preheat oven, grease and flour pan.
2. Mix together cake mix, chocolate chips, pudding mix, liqueur, eggs and oil. Pour into a prepared pan.
3. Bake at 350 for 30-40 minutes.
4. Combine 1 cup Irish cream liqueur, powdered sugar and chocolate syrup to taste.
5. Remove cake from pan while still hot. With tooth picks or ice pick, poke lots of holes in cake. Then pour glaze on top of cake.