We have loads of zucchini for breads, but wanted to know if we can shred it, freeze it, then bake later.

Yes, you can, but the water content is high, so follow these instructions --

How to Shred & Freeze Zucchini Squash | eHow.com (http://www.ehow.com/how_5818612_shred-freeze-zucchini-squash.html)