Gingered Sake Spritzers

Ingredients:
- 1 1/2 cups sake
- a 28-ounce bottle chilled ginger ale
- 2 teaspoons Angostura bitters, or to taste
- 4 lime slices

Directions:
- In a pitcher combine the sake, the ginger ale, and the bitters and add the lime slices.
- Serve the drink in tall glasses filled with ice.