Remove dough rounds from freezer 1 hour in advance to thaw.
In a pot over medium heat, sauté onions until soft. Add meat; brown thoroughly. Add remaining ingredients except cheese.
Simmer on low for 1 hour, stirring every so often. Turn off heat.
Rlace 1 dough round on a flat surface with parchment still attached. Place 2 tablespoons of shredded cheese in the center of the round. Place 1 large tablespoon of cooked beef on top of cheese.
Pick up 2 corners of parchment and join sides of dough together, forming a half moon shape. Peel top parchment back with a fork; press joined edges together.
In hot vegetable oil, place pocket gently into the pan. Fry until crispy. Serve with sour cream and salsa (or Pico de Gallo).
Submitted by: karoku