![Black residue on eggs and after washing The Rock pans. Have owned for less than a year. Is this the coating? I have never put in dishwasher or used metal utensils. Wash Black residue on eggs and after washing The Rock pans. Have owned for less than a year. Is this the coating? I have never put in dishwasher or used metal utensils. Wash](https://preview.redd.it/mubh70bqdes91.jpg?auto=webp&s=d61e8573deedfd7880b5375e8f7deef7fb24f4df)
Black residue on eggs and after washing The Rock pans. Have owned for less than a year. Is this the coating? I have never put in dishwasher or used metal utensils. Wash
![Amazon.com: Cooking Tools Volcanic Rock Non-stick Pan 26CM Frying Pan Household Steak Frying Pan Pan: Home & Kitchen Amazon.com: Cooking Tools Volcanic Rock Non-stick Pan 26CM Frying Pan Household Steak Frying Pan Pan: Home & Kitchen](https://m.media-amazon.com/images/I/61w5a4NiQ+L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Cooking Tools Volcanic Rock Non-stick Pan 26CM Frying Pan Household Steak Frying Pan Pan: Home & Kitchen
![The Rock by Starfrit 030907-004-0000 12 in Deep Fry Pan with Lid and Bakelite Handle, Metal - Walmart.com The Rock by Starfrit 030907-004-0000 12 in Deep Fry Pan with Lid and Bakelite Handle, Metal - Walmart.com](https://i5.walmartimages.com/asr/c8e0aad4-915d-406c-b634-9eb728a22302.770de65d5d75eea569b0ceca5562809c.jpeg)