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).
Time to put it in the oven. Put the lid on, then roast in a 275-degree oven for 3 hours, for a 3 pound roast. For a 4 to 5 pound roast, plan on 4 hours. And donât peek and fiddle and frig with it, either. Just find a hobby that will occupy your thoughts and actions for the time it takes for your roast to cook.ime to put it in the oven. Put the lid on, then roast in a 275-degree oven for 3 hours, for a 3 pound roast. For a 4 to 5 pound roast, plan on 4 hours. And donât peek and fiddle and frig with it, either. Just find a hobby that will occupy your thoughts and actions for the time it takes for your roast to cook.