Smoky Chipotle Chicken Empanada

Name: Smoky Chipotle Chicken Empanada
Prep time: 15 min
Cook time: 20 min
Total time: 35 min
Cuisine: American, Mexican
Ingredients: 12 empanada discs (defrosted); 3/4 lb chicken breast; 1/2 c chicken stock; 1/2 c white onion diced; 2 tbsp olive oil; 5 tbsp chipotle with adobo (1-2 peppers finely minced with 3 tbsp sauce); 1 1/2 tsp kosher; 1 tsp cumin; 1 tsp garlic powder; 1 tsp onion powder; 1/4 tsp black pepper; 1 c Monterey Jack cheese (shreds); 1 c sour cream; oil for frying