Ingredients:

3 c cakeflour
c evaporated milk
4 t baking powder
t vanilla
1 c sugar
Beat
1 c butter
4 pcs. egg white
t cream of tartar
c sugar  

Preparation:

Sifted flour, measure dry and liquid ings. Cream the butter, add sugar gradually continue beating until the mixture is light and fluffy. Frequently separate the side of the bowl. Drop eggyolk into the mixture one at a time. Beat well. Beat eggwhites and cream of tartar in large bowl until foamy. Add the sugar gradually and continue beating until a still. Cut and fold in meringue into the batter mixture evenly. Pour into prepared line pan and bake for 40-45 mins. 

Notes: