4 eggs
1 teaspoon of baking powder
2 cups sugar
1 cup orange juice or orange soda good quality
2 cups all-purpose flour
preparation:
Beat the egg whites, mix the egg yolks and sugar and make a hit
Then, mix the flour and orange juice (If you need to squeeze the juice using a juicer orange - http://www.doural.com.br/centrifugas-para-sucos, dept, 1123.aspx)
Finally add the yeast
Return to oven to bake in a greased and floured for about 40 minutes at 180 ° (depending on oven)