This invention provides a microwave shield which facilitates uniform heating of frozen food products. The microwave shield is formed from a material which is non- transmissive of microwaves. The shield comprises a base member 31 having an aperture, and a continuous side wall 26 which extends upwardly away from the base member. The invention also provides a container for frozen foods which includes the microwave shield with an interior liner 22 and/or an exterior layer 23 the interior liner and exterior layer substantially conforming to the shape of the shield. The invention further provides frozen food products integrated with the microwave shield of the invention, and methods of uniformly heating frozen food products by use of the microwave shield. IMAGE
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