To prepare a one pot chicken vegetable parmesan orzo risoni recipe, you'll need: 1 pound chicken breasts, 2 tablespoons each chopped parsley and thyme, 1/2 teaspoon each kosher salt and ground black pepper, 1 tablespoon each olive oil and balsamic vinegar, and 2 teaspoons dried oregano. Toss the chicken with the tarragon, garlic, rosemary, salt, pepper and olives. Cover and cook on medium-high heat until chicken is cooked through and vegetables are heated through. Remove from heat and serve.