Crock Pot French Onion Chicken Published on April 5, 2018 in Crockpot, Meat Ingredients 3 Boneless Skinless Chicken Breasts 1 (10.5oz) can Campbell’s French Onion Soup ½ cup Sour Cream Directions 1. Cook chicken in crockpot on HIGH for 3 hours 2. After 3 hours, drain juices from crockpot 3. Mix together French Onion Soup and Sour Cream. Pour mixture over chicken, and cook on HIGH for 30 more minutes.