Autolyzed yeast extracts or yeast extracts .

自溶酵母提取物或酵母提取物。

It says taco bell 's ground beef is made of such components as water , isolated oat product , wheat oats , soy lecithin , maltodextrin , anti-dusting agent , autolyzed yeast extract , modified corn starch and sodium phosphate , as well as some beef and seasonings .

它提出，tacobell的碎牛肉含有以下成分：水、燕麦提取物、小麦、大都卵磷脂、麦芽糊精、抗尘剂、自溶酵母提取物、改性玉米淀粉、磷酸钠以及一些牛肉和调味料。