Panlasangpinoy will show you how you how to make Filipino siopao asado. You will need pork and active dry yeast, flour, sugar, shortening, corn starch, etc. Add some shortening to your heated pan followed by onions the garlic. Add and begin to cook your pork; add some sauces and let pork cook. When the time has passed add cornstarch. Then begin to ready the yeast and make the dough. Make the dough in to round shapes and add the pork to it. Pinch the dough till it forms a ball then steam it for 15-20 minutes.