This refreshing summer treat only has 4 ingredients! Top with fresh zest for pastry chef presentation.
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.