• 2 cups shredded, cooked chicken breast
• 1 10.8-oz. package frozen garlic baby peas & mushrooms, such as Birds Eye
• 1 (10.75 ounce) can reduced-fat, reduced-sodium condensed cream of mushroom soup, such as Campbell's Healthy Request
• 1 cup corn, fresh or frozen
• 1 cup sliced celery
• ½ cup chopped onion
• 3 tablespoons chopped fresh parsley, plus more for garnish
• 2 teaspoons chopped fresh thyme or 3/4 tsp. dried
• 1 teaspoon lemon zest
• ¼ teaspoon ground pepper

Topping

• 1 (10 ounce) package frozen riced cauliflower, such as Birds Eye
• ⅓ cup grated Parmesan cheese
• ¼ cup all-purpose flour or panko breadcrumbs
• 2 tablespoons unsalted butter, melted