Greggs has launched several new tasty bakes as part of its summer menu, featuring a mouth-watering Katsu bake. The baked goods will be sold alongside brand-new pizza-sharing boxes as the bakery shakes up its selection. The new pasty is a twist on the iconic Katsu Chicken, combining succulent chicken breast and a katsu-style sauce, wrapped in puff pastry. Greggs shoppers can now get their hands on the tasty treat in stores, or through delivery via Just Eat and Uber Eats. The baked goods contain 444 calories and will set back shoppers £2. It will also feature in the savoury bake deal, starting f…