Prepare a bundt pan with nonstick spray and preheat your oven to 350 degrees F.
Prepare the cake by combining all dry ingredients into the bowl of a stand mixer with a whisk attachment , or large mixing bowl. Whisk the dry ingredients until there are no lumps.
Add the eggs, milk, Bailey’s, oil, and vanilla and mix until well combined.
Add in the hot water last and mix on low speed until combined. After the water has mixed well, adjust to high speed for 1 minute.
Pour the batter into the prepared pan and bake for 45 minutes (check it at 35 minutes) or until a toothpick inserted in the middle comes out clean.
Let cool completely before glazing.