Brown in skillet for about 5 minutes, turning occasionally.
Place skillet in 400 degree oven.
Cook potatoes for 30 minutes, stirring occasionally.
Test for doneness, if not done, cook for 10 minutes and then recheck.
Mix sausage into potatoes.
Make four holes.
Crack one egg into each hole.
Place back in oven and cook until egg is desired doneness.
Top with cilantro and queso fresco.
Notes
If you don't have a cast iron skillet you can roast the potatoes on a sheet pan and combine it all in a skillet on top of the stove. Make the four holes and crack in the eggs. Cover and cook until eggs are desired doneness.