Student or Learner
Are the following sentences correct?
A bucket is used to carry water in.
A cup is used to drink out of.
A pencil is used to draw with.
Ghee is used to cook the curry in.
I'm glad to see the back of that rule.
Because of it we had to write, unnatural, convoluted and overly formal sentences at school.
If you look at the table on this link, the stranded preposition versions seem much more effective.
(BrE first language speaker.)
(The) curry is cooked in ghee would work better for me- not because of the preposition, but because we say cooked in butter/oil, etc..Ghee is used to cook the curry in.
In India "curry" is only cooked in ghee by relatively rich people on a daily basis. Most people use corn or groundnut oil daily and ghee on special occasions. So, in India at least, the article is necessary.