Ingredients:
1 cup - refined flour
1/2 cup - each of softened butter and sugar
1/4 cup - each of blanched and coarsely pounded almonds, walnuts and groundnuts
1 3/4 cup - light brown sugar
3 - eggs, separated
1 tsp - each of baking powder and essence of vanilla
a big pinch of salt
3 tbsps - milk