Substitute for ovalette/Quick75 available in US?

Hey, I'm trying to make a cake- http://lilyng2000.blogspot.com/2006/06/rainbow-cake.html in case you care, it's all rainbow and badass- but it calls for ovalette, which is not available in the states. I googled substitutes for it and got Quick 75, which is ALSO not available in the states. Does anyone know... show more Hey, I'm trying to make a cake- http://lilyng2000.blogspot.com/2006/06/rainbow-cake.html in case you care, it's all rainbow and badass- but it calls for ovalette, which is not available in the states. I googled substitutes for it and got Quick 75, which is ALSO not available in the states. Does anyone know a cake stablizer that IS available in the US, or just something I can substitute for it?
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