How To Cook Frozen Chinese Rice Cakes. 5 hours ago if using frozen rice cakes, bring a pot of water to boil. Soak frozen rice cake pieces in cold water for 1 hour to thaw and then cook them in boiling water for about 5 minutes, until soft.

You can freeze your homemade rice cakes right after cooking them. The two most common ways to cook frozen mochi rice cakes is in the microwave or in an oven or toaster oven. Though all rice cakes taste like pounded rice (even the ones made with brown rice vary little in their taste), the specific shape dramatically affects the texture.