Instructions

  1. In a saucepan, beat egg yolks with whisk; add sugar and continue beating until thick.
  2. Stir in half and half; heat and stir until thickened.
  3. Remove from heat and cool.
  4. Stir in heavy cream and vanilla extract; cover and chill in refrigerator an hour until needed.
  5. Pour into ice cream maker and process according to your machine's direction.
  6. Makes about 1 quart.