Beat the oil, sugar, and eggs on high for 1 minute

Add the zucchini and orange zest and mix thoroughly

Mix all dry ingredients in a separate bowl

Add the dry ingredients into the wet mixture, half at a time and beat on low until well combined.

Last is to mix in the buttermilk and vanilla

Divide batter into 2 bread loaf pans, sprayed with cooking spray or baking spray

Bake at 350 for 1-1.5 hours or until the top is dark golden brown and the center is firm.

Cool completely before slicing!