Breakfast Cobbler

1 (16-oz.) container of chopped onion mix1 T. olive oil3 c. chopped cooked ham or turkey4 c. frozen hash brown potatoes, defrosted1/3 c. chopped parsley2 c. shredded sharp cheddar cheeseTopping:1 ½ c. self rising flour1 ¼ c. milk½ c. butter5…