How to make CHAMORU / GUAM EMPANADA!

A popular morning snack ( or any time of day) for Chamorus due to its flavor and convenience, empanada can be found fresh every morning at most mom and pop stores on Guam (of course, if it's not sold out by the time you get there). A fried corn shell with a thick chicken & rice filling, eating this is sure to give you a taste of the island.
Ingredients:
Crust:
4 cups masa harina
1 cup cornstarch
2 packs Mama Sita's achuete powder
1 teaspoon salt
2 tablespoons vegetable oil
3 1/2 cups chicken broth
Filling:
6 cloves garlic
1 onion
2 cups chicken broth
4 boneless, skinless chicken thighs
1 pack Mama Sita's achuete powder
1 teaspoon salt
1 teaspoon black pepper
1 cup cream of rice