1. We need to prepare food inorder to take a party.

Question

2. We need to prepare food inorder to have a party.

3. We need to prepare food inorder to throw a party.

(Are they all grammatical? Would you take a look at the verbs?)

Answer 1

#1 is incorrect.

#s 2 and 3 will be fine once you separate "inorder" -- these are two words: "in order"