I would just substitute gluten free flour with some xanthan gum. Mennonite Girls Can Cook: Zuchinni Pineapple Loaf. I like the addition of pineapple. I would make this again (makes 2 loaves which is always a plus)
Zucchini Spice Bread–one of my favorite recipes for zucchini bread! change some of the ingredients, sugar to brown sugar (organic), oil, to olive oil, flour to unbleached-unbromated (non-GMO) and so on.
Use cookie cutters to make, push into muffin pan & fill with pumpkin pie, cheesecake, chocolate silk pie, cherry! (This recipe is for Mini Lemon Tartlets + the Crust). This is just as easy to use with premade GF pie crust