2 c. plain flour (sift after measuring)
4 tsp. baking powder
1/2 tsp. salt
2 egg yolks
2 egg whites
4 tbsp. melted butter
1 3/4 c. orange juice

(You can use Coca-Cola, apple juice or any flavor Gatorade in place of orange juice.)

Sift flour, baking powder and salt together. Add egg yolks and orange juice and beat well. Add melted butter. Beat egg whites until stiff then fold into mixture.