Thoroughly clean or sterilize your glass container.
Split the vanilla beans in half lengthwise to exposure the beans. Place the beans in the bottle or jar. You can cut the beans in half or thirds to get them to fit if needed.
Add the vodka to the bottle or jar and use a funnel if needed.
Allow the vanilla extract to sit in a cool dark place for a minimum of 8 weeks until the vodka changes to a golden brown color.
Wait for 3 months before use for the best results.