One Pan Chicken Spinach And Feta Meatballs Recipe

Name: One-Pan Chicken, Spinach And Feta Meatballs Recipe
Ingredients: 1 pound ground chicken; ¼ cup crumbled feta, plus more for serving; ½ cup grated Parmesan cheese, divided; 2 cups chopped fresh spinach, divided; ⅓ cup breadcrumbs; 1 egg; 2 teaspoons kosher salt; 2 tablespoons unsalted butter, divided; 1 cup chicken stock; 1 cup heavy whipping cream; 2 lemons, juice and zest