01 -
In a large skillet over medium heat, cook ground beef, chopped onion, minced garlic, and diced red bell pepper until the beef is browned and the vegetables are softened. Drain excess fat and set aside.
02 -
Whisk together condensed cream of mushroom soup, milk, salt, black pepper, and paprika in a mixing bowl until smooth.
03 -
Lightly grease the slow cooker. Arrange half of the potato chunks evenly in the bottom. Spread half of the browned beef mixture over the potatoes, then pour half of the soup mixture on top. Repeat layering with remaining potatoes, beef, and sauce.
04 -
Cover and cook on low heat for 5 to 6 hours, or until potatoes are fork-tender.
05 -
Sprinkle shredded cheddar cheese evenly over the casserole. Cover and cook for an additional 20 minutes, until the cheese is melted and bubbly.
06 -
Sprinkle chopped fresh parsley over the casserole before serving.