(TrendHunter.com) The Rachael Ray Nutrish ‘Big Life' dog food is being launched by the chef-headed brand that will provide pet owners with a way to support the nutritional needs of their large breed dog.... (TrendHunter.com) The Rachael Ray Nutrish ‘Big Life' dog food is being launched by the chef-headed brand that will provide pet owners with a way to support the nutritional needs of their large breed dog....