Substitute carefully. Although substitutions seem obvious they can be tricky business. Ruined dish is waste of time. Man chef substitutes marrow with zucchini. Chef smiling knows kitchen tricks.

- Image ID: RMD6CY
Roman Stetsyk / Alamy Stock Photo
Image ID: RMD6CY
Substitute carefully. Although substitutions seem obvious they can be tricky business. Ruined dish is waste of time. Man chef substitutes marrow with zucchini. Chef smiling knows kitchen tricks.