To a small bowl, add corn starch, soy sauce, hoisin sauce, ginger and sambal oelek. Whisk until everything is combined and the corn starch is dissolved.
Heat two teaspoons of avocado oil in a large skillet over medium heat. Add red bell pepper and zucchini and sauté for 3-4 minutes.
Add ground chicken and cook, while breaking it up with a rubber spatula or wooden spoon, until chicken is browned through.
Add sauce and toss meat and veggies in sauce. Cook until the sauce thickens around the meat, about 1-2 minutes.
Serve with your favorite sides and garnish with scallions and sesame seeds.