To prepare a gluten free raspberry zucchini bread recipe, first you need to prepare your ingredients. First, you'll need your flour, baking powder, sugar, and salt. Then, add your dry ingredients to the wet ingredients and mix until everything is well combined. Now, it's time for the zucchini to bake. You can either bake your zucchini in the oven, or you can bake it on the stovetop. If you choose the latter, be sure to check the temperature of your oven to make sure it isn't overcooking.