1. Add 20 grams of low-gluten flour to 25 grams of milk and 50 grams of yogurt.
2. Beat in an egg.
3. Squeeze a few drops of lemon juice.
4. Beat into a delicate paste.
5. Pour into a container, cover with plastic wrap, and steam for 20 minutes.
6. Demoulding.
7. Top with yogurt and garnish with banana slices.
