What you need:
- EXTRA DARK SPONGE MIX - 700g (Buy Now)
- Chilled Water - 365g
- Oil / Melted Butter - 85g
- Preheat Oven to 180 °C
- Put content of EXTRA DARK SPONGE MIX in a bowl
- Add Water and beat until smooth (approx. 2-3 mins)
- Add Oil / Melted Butter and mix gently.
- Put batter in cake pan.
- Bake for 30-35 mins and cool on a wire tray.