An Energy-Efficient Solution: GreenPan Valencia Nonstick Cookware Set (+ Bonus Pan Protectors) This GreenPan Valencia Nonstick 11-Piece Cookware Set (+ Bonus Pan Protectors) ($350) is coated with ceramic that will never release toxic fumes or chemicals into your food. The copper base also enables cooking at lower temperatures, saving energy. Image Source: food52.com GreenPan Valencia Nonstick 11-Piece Cookware Set (+ Bonus Pan Protectors) $350 from food52.com Buy Now