Cut chicken thighs into bite size pieces and put it into pot. Slice onion and add those. Whisk together in a bowl your broth, brown sugar, soy sauce, W. sauce, hoisin, minced garlic and honey until smooth. Pour this into your pot. Stir.
Close lid and steam valve and set to high pressure for 3 minutes. Do a quick release. Then turn pot off. Push saute button and it will begin to bubble. In a small bowl add your cornstarch and 3-4 tbsp of hot liquid from your pot and whisk that together until it is smooth.
Pour this into your pot once liquid is bubbling and stir slowly for 1-2 minutes so sauce can thicken. Then turn pot off. Sauce will continue to thicken as it sits