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The best way to reheat pizza: on a griddle, or in a covered pan, if you don't have a griddle. Crispy and delicious. Try it!
The Best Way to Reheat a Pizza Slice | Slice Pizza Blog
Reheat Pizza Heat up leftover pizza in a nonstick skillet on top of the stove, set heat to med-low and heat till warm. This keeps the crust crispy. No soggy micro pizza.
Reheat pizza in a covered skillet. Don't refrigerate!