Ingredients

  • 1 cup sugar
  • 1/2 cup light corn syrup
  • 1/4 cup water
  • 1/8 teaspoon salt
  • 2 cups plain whole-milk Greek-style yogurt
  • 1 cup well-shaken buttermilk
  • 5 teaspoon fresh lemon juice
  • Equipment: an ice cream maker

Method

  • Warm sugar, corn syrup, water, and salt in a small saucepan over low heat, stirring, until sugar has dissolved. Transfer to a large bowl and cool to room temperature, stirring occasionally.
  • Whisk in yogurt, buttermilk, and lemon juice and chill until very cold, 3 to 6 hours.
  • Freeze yogurt in ice cream maker. Transfer to an airtight container and put in freezer to firm up.