Sponge Cake

Yolk of 6 eggs
1 cup of sugar
1 tbsp. of lemon juice
1/2 tbsp. of lemon rind
1/4 tsp. of salt
1 cup of flour
whites of 6 eggs

Method:

Beat eggs until thick and lemon colored. Add sugar gradually beating constantly. Add part of the lemon rind and part of the beaten white. Carefully cut and fold in flour and remainder of white. Bake in a slow oven 45 to 55 minutes.

-- Florence Augusta Siddons Meredith, "Grandma Meredith," 1887-1959