- Plain Base
- 3 tablespoons fresh lime juice, preferably Key lime
- 2 teaspoons grated lime zest
- 3/4 cup crushed graham crackers (see Note), frozen
- Make the Plain Base and chill as directed.
- Gently whisk the lime juice and zest into the base. Pour the mixture into the container of an ice cream machine and churn according to the manufacturer's instructions. Just after churning quickly stir in the graham cracker crumbs. Transfer to an airtight container and freeze for at least 2 hours before serving.