Does spinach when cooked on bare cast iron turn black?

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Quick Answer about "Does spinach when cooked on bare cast iron turn black?"

Spinach contains oxalic acid which reacts with cast iron and carbon steel pans turning the spinach black.

Why does my cast iron turn my food black?

First, the black specks you see coming off into your food are not harmful. They are most likely carbon deposits. This happens due to overheating of fats and oils. Using an oil with a low smoke point will carbonize at high temperatures and cause residue from the pores of your pan to rub off onto your food.

Can I cook spinach in cast iron?

Cooking spinach, due to the oxalic acid it contains, is also inadvisable, as it can react with the iron and turn the food an unappetizing black color.

Should cast iron have black residue?

The black residue on a cast iron skillet isn't harmful; it's just a part of cooking with a cast iron pan. A black seasoned coating shouldn't rub off easily or affect the food, as it should form a useful non-stick surface for cooking. If residue starts to build up, however, this can affect your cooking.

Why do beans turn black in cast iron?

Some folks wonder why some of their dishes turn dark or have floating black pieces at the top (like when boiling beans). That's because the seasoning has flaked off while boiling.

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