2. Soak the tea bag in milk, heat it in a microwave oven, soak it for a while to make the tea brown, squeeze the tea bag out of the milk, and take 75ML of tea liquid for later use.
3. Salt-free butter and sugar are sent to the white and fluffy color.
4. Add the eggs and mix well.
5. Pour in half of the milk tea and mix well.
6. Add half of the mixture of low flour, baking powder and salt and mix well.
7. Add the remaining half of the milk tea and mix well, then add the remaining powder mixture and mix well.
8. Take out the tea residue from a bag of tea leaves, add it into the batter and stir well.
9. Pour the prepared batter into the mold and bake in the preheated 180℃ oven for 30-35 minutes.