1Finely chop Chorizo. Grate onion. Crush garlic. Whisk egg. Place all in bowl with mince, bread crumbs, tomato sauce, Chilli sauce, flour and salt. Combine well, set aside and start stuffing.
2Chop olives, semi - dried tomatoes, pine nuts and Bacon place into a bowl. In a separate bowl pour boiling water over spinach leaves for 1 minute. Then once cooled drain and squeeze excess water. Finely chop and add to bacon mixture. Add egg, flour and parmesan.
3Spread out the mince mixture onto a piece of cling wrap. Spread stuffing on top. Then roll into a log. Pressing together the ends. Slowly transfer to slow cooker.
4Mix together the glazing ingredients and coat the meat roll.
5Cook with lid on for 4 hours high or 7-8 hours low.
6Slice meat in cooker or remove with extra care and slice.