1/2 c. sugar
1/3 c. flour
1/2 tsp. salt
2 c. milk
4 egg yolks or 2 eggs beaten
2 tsp. vanilla

Mix sugar, flour and salt in saucepan. Stir in milk, cook over medium heat, stirring until it boils. Boil 1 minute. Remove from heat. Stir a little over half of mixture into egg yolks. Blend into hot mixture in saucepan. Bring just to boil. Cool and blend in vanilla.