Bilad al-Sham Kitchen - Cottony pastries with chicken filling

Recipe Components:

The Dough:

- 1 cup powdered milk- 2 cups lukewarm water- 2 tablespoons active dry yeast- 1 tablespoon sugar- ½ cup vegetable oil- 5 cups flour- 1 teaspoon baking powder- 1 teaspoon salt

For the Filling:

- 1 onion- 1 kilogram chicken breasts- Colored bell peppers- Salt- Black pepper- Paprika- Onion and garlic powder- Chicken spices or chicken broth spices- 250 grams cheddar cheese- Mozzarella cheese

Glaze Mixture:

- 1 egg yolk- 1 tablespoon liquid milk- ¼ teaspoon paprika- ¼ teaspoon vinegar