A rudder turn is performed using the rudder to yaw the nose of the airplane in the direction that you want to turn, and while space does not permit going into all the details, most airplanes will also inherently bank in the direction that the rudder is applied.

Rudder Turn showing Yaw Skid

Glider Rudder Turn Inputs
There are basically two different techniques required to turn an airplane without ailerons using the rudder. Planes ...