Determine the theme of orchids, analyze the aesthetic value of orchids, and determine creative dishes.

1. Determine the theme of orchids: First, determine orchids as the theme, and understand the cultural background, shape, color and meaning of orchids.

2. Analyze the aesthetic value of orchids: discuss how the aesthetic value of orchids is reflected in the dining table, including the shape, color and size of orchids, and how to transform these elements into actual dish decoration and table layout.

3. Determine the creative dishes: design a series of creative dishes with orchids as the main decorative elements, and consider the taste, color matching and shape of the dishes to ensure that the dishes are in line with the orchid theme.