This deceptively easy zucchini bread recipe is a blissful combination of flavors and textures. As a bonus, your entire house will smell spectacular. The butter and eggs add richness to the recipe while the earthy brown sugar, spicy cinnamon, and vanilla add an irresistible warmth, depth, and sweetness. The end result is a moist zucchini bread that is soft, fluffy, and not too dense.