Muffiner or Muffineer: How To spell?
The word Muffiner is misspelled against Muffineer, a noun meaning "A dish for keeping muffins hot."
Muffineer has double "ee" is mispronounced as "e"Remember double 'EE' in between the strings Muffin & r which should not be misspelled with single 'E'
Wrong Spelling:  Muffin-e-r  Correct Spelling:  Muffin-ee-r 
Check more misspelled words of Muffineer to spell it correct.