Why tomato sauce stains plastic, and the 30-second fix
Warm water, grease-cutting dish soap, and a crumpled paper towel lift out the lycopene that bonds to plastic when hot leftovers open its pores.
Delish food editor Brooke Caison explains why tomato sauce turns plastic containers orange. Cooked and canned tomatoes are loaded with lycopene, a heavily pigmented antioxidant that repels water. Plastic repels water too, so the pigment bonds to the container.
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