Gather your mis en place; get together all of the equipment needed for the recipe and gather your ingredients.

Chop the potatoes into small cubes. 

Slice the onion in half from the root to the tip and peel off the outer skin. Then, place the flat side down on the cutting board and slice horizontally from the tip to the root, leaving the root intact to hold the onion together. Slice across the onion in the other direction to Food cut into small blocks or squares. Make sure they are all roughly the same size!dice the onion.

For the chorizo, slice open the casing and peel it away and discard. Break up the sausage meat in a bowl.

Heat the oil in the frying pan over medium high heat until hot. Add the potatoes and onion. Cook, stirring frequently, until the onions are soft and the potatoes are cooked most of the way through, about 10 minutes.

Add the chorizo and continue cooking, stirring and breaking up any large clumps of sausage. Cook until the sausage is browned and the fat has rendered, about 8 minutes.

Serve with warmed tortillas, hot sauce, and fresh lime.