Vegetarian burgers are proof that meat-free meals can be just as satisfying – especially these vegetarian burger recipes. As well as the usual bean or lentil mixtures, we've transformed feta, halloumi and even the humble onion into irresistible burger patties. Perfect for barbecues, weeknight dinners, or a tasty lunch, these vegetarian burgers are a crowd-pleasing option for even your most carnivorous friends.