这篇英语短语中..有错的吗...

问题描述:

这篇英语短语中..有错的吗...
My favorite food is my mother decoct food ,Because my mother is a chef previous to three year.At present,my mother is a housewife.I go to home have my mother cook food every month.
我想表达的意思是"我最喜欢我妈妈做的食物,因为我妈在三年前是个厨师,现在,她是个家庭主妇,我每个月回家都会吃到我妈做的食物."

My favorite food is the one cooked by my mum(decoct特指煎药).Because my mother was a chief (dates back to) three year ago(previous是形容词,不能这么用).Now,(At present是指这一秒)my mother is a housewif...