Possible Clues:

• Piece of bacon (6)
• Bit of a pig at table being relatively impetuous
• Not so cautious if you cut it so fine
• Bacon, the artist's hero, nothing less
• It's comparatively foolhardy to cut it so fine
• More than 13 down, perhaps, to cut it fine
• If you're not careful enough you'll cut it too fine
• If you're less cautious you'll cut it fine
• A bit more risky to cut it so fine
• Increasingly prepared to chance some meat