To remove loaf when done, line crock with wide strip of aluminum foil, coming up sides of crock.
In a large bowl combine eggs, milk, bread crumbs, and soup mix. Mix well, then add meat. Mix thoroughly, then shape into a rectangle or oval that won't touch sides of crock. Place in crock. Cover and cook on low for 6 hours or high for 3 hours.
10 minutes before its finished brush the top with ketchup. Cover and allow to finish cooking.
Use crushed Rice Chex instead of bread crumbs. Also, make sure to use a gluten-free onion soup mix or alternative seasoning.
Use a dairy free milk alternative such as almond, soy, etc.