Choose a clear reference photo with good lighting and visible facial features
Print the photo or open it on a screen at a comfortable size
Lightly mark the head shape and overall proportions
Draw a vertical center line and a horizontal eye line
Place the eyes, nose, and mouth using basic facial proportion guides
Sketch the outline of the face, jaw, and chin
Add the ears, hairline, and neck
Refine the shapes of the eyes, eyebrows, nose, and lips
Check alignment and symmetry against the photo
Add shadows and contours to define the face
Build up darker values gradually
Erase unnecessary guide lines
Add hair texture and final details
Compare the sketch to the photo and make adjustments