prompt = "Please enter the topping you want on your pizza:"
prompt += "\nIf you want to quit, simply enter 'quit'. "

topping = ""
while topping != "quit":
    topping = input(prompt)
    print(topping.title() + " is already added to your pizza!")
    continue
else:
    print("Your pizza is ready to be served.")
328c35e20c4be55f3d1dcf7685b1df91a048a8df
<mask token>

<mask token>
prompt += """
If you want to quit, simply enter 'quit'. """
<mask token>
while topping != 'quit':
    topping = input(prompt)
    print(topping.title() + ' is already added to your pizza!')
    continue
else:
    print('Your pizza is ready to be served.')

prompt = 'Please enter the topping you want on your pizza:'
prompt += """
If you want to quit, simply enter 'quit'. """
topping = ''
while topping != 'quit':
    topping = input(prompt)
    print(topping.title() + ' is already added to your pizza!')
    continue
else:
    print('Your pizza is ready to be served.')

prompt = "Please enter the topping you want on your pizza:"
prompt += "\nIf you want to quit, simply enter 'quit'. "

topping = ""
while topping != "quit":
    topping = input(prompt)
    print(topping.title() + " is already added to your pizza!")
    continue
else:
    print("Your pizza is ready to be served.")