In general, the Highball—a cocktail consisting of a distilled spirit mixed with soda water—is a great template for diet-friendly booze, since the mixer doesn't add any calories. Other spirit-forward recipes, like the Old-Fashioned, are pretty simple as well and don't use a ton of sugar.

What is the healthiest cocktail to drink?

9 Healthiest Cocktails You Can Make at Home

Are Highballs good?

Two advantages of highball cocktails: they're easy to drink, because they're more watered down than the standard. They're also very easy to make: often just mixed right in the glass! No shaking required. Highball cocktails are perfect for summer because they're light and refreshing: but you can drink them anytime!