The rhyme tells the different food here in Singapore: Chinese, Malay, Indian and Eurasian Cuisine. Here's the rhyme:
Hot dog, french fries
Hot dog, french fries
Onion rings, onion rings
Chocolate ice cream sundae
Chocolate ice cream sundae
large milk shake
Large milk shake.
Roti prata
Roti prata
Chicken rice too.
Rojak or mee rebus
Rojak or mee rebus
Wan tan soup
Wan tan soup.
(Sing to the tune of "I hear thunder")
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*uploaded from Google Images
Can you guess to what race Rojak belongs?