a structure in the chloroplast of photosynthesizing cells, usu. one of an interconnected stack, having a pigmented membrane that is the site of photosynthesis. [< German Thylakoid (1961) < Greek thÈ³lakoeidá¸s resembling a bag =thylak(os) sack + -oÄidÄs -oid]
Round or rump roast almost two hours to reach medium rare, 3-pound roast six hours on low or longer. In a crock pot. On the stove top in a Dutch oven around two hours. Extra 15 minutes may be extended for medium or 30 minutes for well done. (source: http://www.ehow.com/way_5260879_long-cook-pound-roast.html).
Best Answer: A roast is typically 20-25 minutes per pound at 350 degrees. So an average 3 pound roast will be around an hour and a half. Never even heard anybody cook a pot roast over a open flame or in a dutch oven.ome people cook it in a slow cooker, some in a roasting pan in the oven & others in a dutch oven on the stove top. No-you shouldn't eat any meat raw. If you want to know what the middle should look like, see my answer above. If you're asking what the whole roast should look like it depends on how long you cooked it.