https://culinaryadventureco.com/theme/cac/js/accordion.js

1var accordion = (function(){
2  
3    var $accordion = $('.js-accordion');
4    var $accordion_header = $accordion.find('.js-accordion-header');
5    var $accordion_item = $('.js-accordion-item');
6   
7    // default settings 
8    var settings = {
9      // animation speed
10      speed: 400,
11      
12      // close all other accordion items if true
13      oneOpen: false
14    };
15      
16    return {
17      // pass configurable object literal
18      init: function($settings) {
19        $accordion_header.on('click', function() {
20          accordion.toggle($(this));
21        });
22        
23        $.extend(settings, $settings); 
24        
25        // ensure only one accordion is active if oneOpen is true
26        if(settings.oneOpen && $('.js-accordion-item.active').length > 1) {
27          $('.js-accordion-item.active:not(:first)').removeClass('active');
28        }
29        
30        // reveal the active accordion bodies
31        $('.js-accordion-item.active').find('> .js-accordion-body').show();
32      },
33      toggle: function($this) {
34              
35        if(settings.oneOpen && $this[0] != $this.closest('.js-accordion').find('> .js-accordion-item.active > .js-accordion-header')[0]) {
36          $this.closest('.js-accordion')
37                 .find('> .js-accordion-item') 
38                 .removeClass('active')
39                 .find('.js-accordion-body')
40                 .slideUp()
41        }
42        
43        // show/hide the clicked accordion item
44        $this.closest('.js-accordion-item').toggleClass('active');
45        $this.next().stop().slideToggle(settings.speed);
46      }
47    }
48  })();
49  
50  $(document).ready(function(){
51    accordion.init({ speed: 300, oneOpen: true });
52  });