Will standard roo x bantam hen produce hens that lay big eggs which from she could die?

[Nenad]

And will offspring be rooster sized, between or bantam sized? Thanks

 

[Egg Snatcher]

And will offspring be rooster sized, between or bantam sized? Thanks

A bantam crossed with a standard will produce a medium (between) sized bird.

 

[Aunt Angus]

And she will lay eggs that are normal sized for her.