How to make Banh Xeo crispy and crispy?

Question

Hi,

The ingredient I use for banh xeo are rice flour, egg, milk and

saffron powder but it came out soft, what else should be added to make it crunchy and crispy, Thanks

Answer 1

This is a link to the full recipe of how they make it in Vietnam. This video was shot at the best banh xeo restaurant in the country.
http://www.youtube.com/watch?v=n5QtpNnOJZQ

Answer 2

actually, you can try what my mom does. she just add a can or half a can of beer to her flour mix and it become "crunchy"