Lillian's Orange Sponge Cake

1 c. egg yolks (14 large yolks)          3 c. sifted cake flour
1/2 c. orange juice, strained             4 tsp. baking powder
1/2 c. boiling water                         1/2 tsp. salt
2 c. sugar                                       2 tsp. lemon juice

Beat egg yolks until thick and very light - about 10 minutes. Add sugar and beat well. Add orange juice and hot water. Sift in dry ingredients and beat until smooth. Add lemon juice.

Bake in greased tube pan about 1 hour at 275 deg.

- Lillian Anderson, Salt Lake City
  Mom's sister