Make sure that all the ingredients are at hand and your oven is warmed up. Pour everything out into the pot now: Onion, garlic, beef, and its juices, olive oil, grated tomatoes and tomato paste, sugar and a little warm water to cover. It sounds very messy but will actually turn out delicious. Mix your ingredients well and cover with foil. It should take approximately one hour to an hour and a half for the meat to soften. Keep on checking after the first 50 minutes. Once you are satisfied with the softness of your meat it’s time to add the orzo. This takes no more than 15 minutes, and you will need to be around to give it the occasional stir and perhaps add some more water if needed.