Step 1

Heat oil in large skillet over medium-high heat until sizzling.

Step 2

Add cubed potatoes and the last six ingredients to pan.

Step 3

Fry potatoes until golden brown and fork tender, stirring occasionally.

Step 4

Then add the butter and diced onion. Mix.

Step 5

When the onion has softened slightly, add the ham to the pan and mix again to combine.

Step 6

Once heated through sprinkle the cheese over hash.

Step 7

Serve when cheese has melted.