Several retailers are offering significant discounts on kitchen essentials, including cast iron pans and knives, with some items marked down by up to 70% or 83%. The sales are being reported at various stores, including Nordstrom, Williams Sonoma, Amazon, and Walmart. It appears that multiple brands, such as Misen, Staub, Le Creuset, and Lodge, are included in these promotions, but the specific deals and discounts vary by retailer.