Po-Ma-To

[Ivan] : Mummy, I want to eat sweet po-ah-ma-to ..

[me] : nhuh?

[Ivan repeated what he said earlier]

[me] : Oohh ... Sweet potato? Ivan say po--tay--toe

[Ivan] : Pomato.

[me] : Po -------- Tay ----------- Toe

[Ivan with the I-don't-care look] : Pomato.