• Wash and peel the potato, if desired.
  1 large potato
  

Wedges

• Place the potato on a cutting board, and slice it in half lengthwise.
  
• Place the cut sides down, and slice in half again lengthwise.
  
• Cut each quarter in half lengthwise once or twice more to create wedges.

Slices

• Make slices as thin or thick as desired all the way across the potato either width or lengthwise, depending on the size needed.
  

Fries

• Slice the potato into roughly ½ inch pieces lengthwise.
• Stack the slices on top of each other, and cut lengthwise again, creating fries as thick or as thin as desired.
  

Cubes

• Cut the potato into fries, using the method above.
• Cut across widthwise, creating equal sized cubes.