Preheat oven to 350F and grease a loaf pan. Set aside.
Whisk together flour, sugar, cocoa powder, baking soda, and salt.
In a stand mixer, whisk the eggs, condensed milk, olive oil, almond milk, vinegar, zucchini, and chocolate chips. Add dry ingredients and mix just until barely incorporated.
Pour into loaf pan and bake for 45 minutes to an hour. Let cool fully before slicing.