Baked Chicken Bean and Cheese Empanadas

Name: Baked Chicken Bean and Cheese Empanadas
Ingredients: Empanada Dough:; 3 cups flour; 1 1/2 teaspoons salt; 1 tsp baking powder; 1/4 cup lard or shortening; 1/2 to 3/4 cup warm water; 1 egg yolk (use the white to brush the empanada before baking); Empanadas; 1 to 1 1/2 lb chicken breast or thighs (~2 cups shredded cooked chicken); 1 cup shredded cheese (I like colby jack); 1 can refried beans; 1 bay leaf; 1 large onion, chopped; 2 Tbsp chicken bouillon; 1 Tbsp canola oil; 1/2 tsp cumin; 1 tsp red chili powder; 1/2 tsp each of salt and pepper; 1/4 cup chopped cilantro (optional)