Gather your ingredients. Swipe up for the full ingredient list!
Mix together ground beef, egg, milk, and italian bread crumbs. Roll into 1 inch balls. Bake at 375 degrees for 15 minutes.
In a medium saucepan, mix together chili sauce and grape jelly. Simmer mixture on stove top until jelly is melted. Pour sauce over meatballs place in crockpot on low for 4 hours.