Preheat oven to 350 degrees.
Whisk together all dry ingredients in a large bowl.
Whisk together all wet ingredients in a medium bowl.
Pour wet mixture into dry mixture and fold until just blended.
Pour into parchment lined loaf pan or 9x9 baking dish.
Bake 30-40 minutes, or until a toothpick comes out clean.
While cake is still hot, pour date syrup mixed with lemon zest over the top and spread evenly.
Let cool at least 15 minutes before serving.