Puto Flan

Ingredients:
*Flan
4 egg yolks
1/2 cup condensed milk
1/2 cup evaporated milk
1 tsp vanilla
yellow food color (optional)
*puto
1 cup all purpose flour
2 tsp baking powder
pinch of salt
1/2 cup white sugar
1 cup evaporated milk
1 egg white
2 tbsp oil