Spicy Beef Empanadas

Ingredients

• 3 cups all-purpose flour
• 1/4 to 1/2 teaspoon salt
• 1 teaspoon baking powder
• 6 ounces unsalted butter
• 1 egg
• 1/4 cup to 1/2 cup of water for a soft and smooth dough
• 1 egg, for egg washing
• 1 1/2 pounds lean or extra-lean ground beef
• 1 tablespoon vegetable oil
• 1/2 Spanish onion, diced
• 2 poblano peppers
• 1 red bell pepper
• 2 jalapeño peppers, diced
• 3 garlic cloves, minced
• 1 tomato, diced
• 2 teaspoons red pepper flakes
• 1 cup beef stock
• 1 tablespoon tomato paste
• 1 tablespoon unsalted butter
• 1 teaspoon paprika
• 1 teaspoon cumin
• 1 teaspoon chili powder
• 1/4 teaspoon cinnamon
• Salt and pepper, to taste