Making my first Empanadas

Ingredientes:
2 lbs chicken cut into small cubes
1/2 cup black beans
1/2 cup sweet corn
1 large jalapeno seeds removed for less heat
1 small purple onion
Chile serrano
Handful chopped cilantro
Medium cheddar cheese or cheese of choice
2 minced garlic cloves
1 tbsp chile powder
1 tbsp black pepper
2 tsp ground cumin
1 1/2 tsp oregano
1 tsp garlic salt
1 tsp onion powder
1 tsp chipotle powder
1 tsp chile flakes

Empanada dough
3 3/4 c AP flour
12 tbsp ice cold butter finely chopped or grated
1 tbsp sugar
Salt I’m using 1 1/2 tsp
1 1/4 to 11/2 cups ice water