To prepare a veggie chicken rice casserole recipe, you will first need to prepare the ingredients. You will need: 1 1/2 cups cooked white rice 1 cup cooked brown rice 1/2 cup chopped parsley 1 teaspoon salt 1 tablespoon pepper 1 tbsp. kosher salt 2 tablespoons butter 1 chopped scallions 1/2 teaspoon dried oregano 1/4 teaspoon ground thyme 2 teaspoons paprika Instructions: Preheat the oven to 350 degrees F. Line an 8x8x2-inch baking pan with foil and set aside. Heat the olive oil over medium-high heat. Add the chicken and cook, stirring occasionally, until chicken is no longer pink in the center, 8 to 10 minutes. Remove from the heat and add the diced tomatoes. Toss with the rice and Parmesan cheese. Bake, uncovered, for 35 to 40 minutes or until heated through and cheese is melted. Serve warm.