Preparation materials: Photoshop, hand-drawn board, art marker brush: round kyle 70.

Drawing steps:

1. Draw a diagonal line in black as the edge of the cup, and draw the bottom and the other edge of the cup in red.

2. Draw four lines in yellow as the decorative lines of the cup, evenly spaced.

3. Use S-shaped curve to express the style of snow top.

4. Use red dots as small pearls to complete the snow top coffee.