My response came in on the second page so I didn't see the photo.
Your hen is an Easter Egger not an Ameraucana, and looks like a hen to me in that photo. She is indeed likely laying brown eggs as her genetics may not have gotten the blue gene since she is a mixed breed EE...so that may be your...
We'll presume you are correct and she is really a she.
So she would be about 11 months old...that would mean she hatched last February?
Hmmmm....she should be laying by now. Ameraucanas/EE's mature more slowly than others, but generally lay by 6 to 8 months of age. That should have put her...