From Bon Appétit
2 cups sugar
1/2 cup fresh lemon juice
2 tablespoons grated lemon peel
4 cups buttermilk
- Stir sugar, lemon juice, and peel in medium bowl. Add buttermilk; stir until sugar dissolves. Chill until cold, about 4 hours.
- Process mixture in ice cream maker according to manufacturer's instructions. Transfer to container with lid; freeze.
Makes about 7 cups.