Why not try this citrus cake on a very hot summer day?
1 Preheat oven to 325 degrees F (165 degrees C). Grease and flour one 9 inch round pan.
2 Separate the eggs while cold, then bring to room temperature.
3 Beat egg yolks, sugar and grated orange rind until light and fluffy. Mix flour and baking powder together. Alternately add flour mixture and orange juice to the egg yolk mixture.
4 In a separate large CLEAN bowl, with a CLEAN whisk or beaters, beat egg whites to stiff peaks, and fold into batter.
5 Pour batter into prepared pan and bake at 325 degrees F (165 degrees C) for 50 to 60 minutes.