Astoria Frosting

Directions

1. 1
   In a small saucepan, mix milk, flour and salt until smooth.
2. 2
   Place over low heat and cook, stirring constantly until thickened (5-7 minutes).
3. 3
   Remove from heat and cool.
4. 4
   Cream butter and sugar until very light and fluffy, about 5 minutes.
5. 5
   Gradually beat in cooled flour mixture until smooth.
6. 6
   Beat in vanilla.
7. 7
   Frosts one cake.