1
Grate zucchini — do NOT squeeze out the moisture (unlike savoury uses, the moisture is wanted here).
2
Whisk flour, bicarb, baking powder, cinnamon, nutmeg, and sugar.
3
Whisk eggs, oil, and vanilla. Fold into dry ingredients.
4
Fold in grated zucchini and walnuts until just combined — do not overmix.
5
Pour into a greased 23x13cm loaf tin. Bake at 175°C for 55-65 minutes until a skewer comes out clean.
6
Cool completely before slicing.