1. Preheat oven to 180C / 355F.
2. Beat the sugar with the eggs, add the flour, the melted margarine and finally the yogurts and beat some more.
3. Grease the cupcake pan(s) with margarine, dust with flour and distribute the dough between the cups, becareful not to over fill because they will rise a little.
4. Bake for about 30 minutes or until your liking.
5. Let them cool.
6. When they are cold, sprinkle with powdered sugar.

Adapted from a Recipe by: vitamina-abc