01 -
Get your oven ready by setting it to 375°F (190°C) and lightly grease a 9x13 inch dish.
02 -
Using a big bowl, lightly blend the ground beef, ground pork, onion, breadcrumbs, milk, egg, Worcestershire sauce, salt, pepper, and garlic powder. Be gentle—don't overdo the mixing.
03 -
Spread the meat mixture across the prepared pan so it's nice and even.
04 -
Smooth out the mashed potatoes on top of the meat layer. Add the shredded cheddar, sprinkle the bacon, and toss on the green onions.
05 -
Pop it into the oven for 35-40 minutes. You'll know it's done when the cheese is golden, gooey, and the meat's cooked through. Before serving, let it sit for about 10 minutes.