Trim on a butcher block

• Make healthier, in a way
• Skim off grease from
• Trim a steak, for example
• Skim milk?
• Trim the excess
• Make leaner, as meat
• Render diet-friendly
• Remove the adipose part
• Prepare meat in a health-conscious way

Wiktionary Word definitions in Wiktionary
vb. To remove fat from a material, especially by the use of solvents