Method
1. Pre-heat oven - 180°C / 355°F
2. Prepare a clean bundt pan
3. Add butter and caster sugar to a clean medium bowl
4. Beat until pale and light
5. Add egg to the batter one by one
6. Add milk and sour cream to the batter
7. Sift all purpose flour and baking powder into the batter
8. Mix until smooth
9. Transfer two thirds of batter to bundt pan
10. Add coffee extract and irish cream liqueur to the batter
11. Mix together until smooth
12. Spoon the rest of batter into bundt pan
13. Swirl
14. Bake until lightly browned and let cool - 55 min, 180°C / 355°F
15. Add icing sugar, water, coffee extract and irish cream liqueur to a clean medium bowl
16. Mix until smooth
17. Glaze until covered