Salvadoran Stuffed Corn Dough

Name: Salvadoran Stuffed Corn Dough
Prep time: 45 min
Cook time: 1 h
Total time: 1 h 45 min
Cuisine: American, Latin American
Ingredients: 2 cups corn masa harina (corn flour); 1 ½ cups warm water or chicken broth; ½ cup vegetable shortening or lard; 1 tsp baking powder; ½ tsp salt; 1 cup cooked red beans (mashed); ½ cup queso fresco or grated hard cheese; 1 small onion (finely diced); 1 clove garlic (minced); 1 tbsp vegetable oil; ½ tsp cumin; Salt and pepper to taste; 8-10 banana leaves (cut into 10-inch squares, softened by passing over an open flame)