public static void addRecipe() {

        Scanner newRecipeInput = new Scanner(System.in);
        System.out.println("Enter the new Recipe's name: ");
        String newRecipeName = newRecipeInput.nextLine();

        // ensure new Recipe name does not already exist
        for (Recipe eachRecipe: recipeList) {
            if (eachRecipe.getRecipeName().equalsIgnoreCase(newRecipeName)) {
                System.out.println("That recipe is already entered. Exiting to prompt...");
                return; // quits addRecipe() method processing
            }
        }