Apple Pie Empanadas

Name: Apple Pie Empanadas
Ingredients: 2 tbsp. butter; 2 large granny smith apples, peeled and diced into 1/2 pieces; 1/4 c. granulated sugar; 2 tbsp. packed light brown sugar; 1 tsp. lemon juice; 1/2 tsp. pure vanilla extract; 1/4 tsp. ground cinnamon; Pinch of kosher salt; 2 tsp. cornstarch; All-purpose flour; 1 package (2 crusts) refrigerated pie dough; 1 large egg, lightly beaten; Cafe Bustelo® Espresso, for serving