Vintage Eggnog

Blend the sugar and milk in batches until the sugar dissolves, then transfer to a large container.

Blend the eggs into the milk mixture in batches at low speed until combined.

Transfer to another container, add the remaining ingredients, and pour between containers several times until thoroughly mixed.

Funnel into bottles and age in the refrigerator at least 2 weeks, or up to 2 years, before serving.

Yields about 30 drinks.