Whether you are looking to spell "Julius Caesar" or "ceasar salad", "caeser" is the correct spelling. The spelling is very counterintuitive to its pronunciation but this needs to be memorized. Ceasar is a misspelling. Caesar is correct
.Caesar is the title ascertained to Roman emperors as it is a family name in the Roman Empire.
"Give what is Caesar's to Caesar and give what is God's to Him."
Ceasar is a misspelling of the word, Caesar. It has the misplacement of the letters 'e' and 'a'.