steps

1. 1.

   In a saucepan, heat cream and milk until simmering.

2. 2.

   In a bowl, whisk sugar and egg yolks until pale.

3. 3.

   Slowly pour hot cream mixture into yolks, stirring.

4. 4.

   Return mixture to saucepan and cook until thickened.

5. 5.

   Stir in vanilla, then chill in the fridge.

6. 6.

   Churn mixture in an ice cream maker.

7. 7.

   Add pistachios and butterscotch during churn.

8. 8.

   Freeze before serving.