Two hour crockpot meal delight

Sauté onion with olive oil and add in ground beef until browned. Drain grease and add salt and pepper. Layer half the meat in the bottom of a crockpot. Mix milk, cream of chicken, and sour cream. Spread mixture over meat. Pour half bag of potatoes on top of cream mixture. Sprinkle shredded cheese. Repeat layers and cook on high for 2 hours. Enjoy!