cut down, serve out

I cut down on sugar.

私は砂糖を減らします

I cut down on sugar by one spoonful.

私は砂糖を一さじ減らします

I cut down on sugar by one spoonful compared to usual.

私は砂糖をいつもより一さじ減らします

I cut down the sugar in my coffee by one spoonful compared to usual.

私はコーヒーに入れる砂糖をいつもより一さじ減らします

I cut down the sugar in my coffee by one spoonful compared to usual every morning.

私は毎朝、コーヒーに入れる砂糖をいつもより一さじ減らします