Instant Pot Instructions:

1. Add broth and chicken into Instant Pot. Sprinkle the chicken with ranch dressing mix.
2. Cover Instant Pot and secure the lid. Make sure valve is set to sealing. Set the manual/pressure cook button to 12 minutes.
3. While chicken is cooking whisk the sour cream and cornstarch together in a bowl until smooth.
4. When pressure cooking time is up let the pot sit for 10 minutes and then move valve to venting. Remove the lid.
5. Stir a cup of the hot liquid into the sour cream mixture. Stir the sour cream mixture into the pot. Turn Instant Pot to saute setting. Stir. When sauce has thickened turn off Instant Pot. Break up the chicken with a spoon. 
6. Serve chicken and sauce over rice, potatoes or noodles. 

Slow Cooker Instructions:

1. Add broth and chicken into slow cooker. Sprinkle the chicken with ranch dressing mix.
2. Cover and cook on low for 4-6 hours.
3. Whisk the sour cream and cornstarch together in a bowl until smooth. Stir a cup of the hot liquid into the mixture. 
4. Stir the sour cream mixture into the slow cooker. Turn slow cooker to high. Cook without the lid for about 10 minutes, until sauce thickens. Break up the chicken with a spoon. 
5. Serve chicken and sauce over rice, potatoes or noodles.