Can I put frozen ingredients directly into the slow cooker? 09 July 2025 09:54 It’s not recommended. Always defrost meat or poultry fully before cooking to ensure it heats safely and evenly. Related articles Why is my food taking longer than expected to cook? How do I clean the ceramic pot and lid? Is it safe to leave the slow cooker on while I’m out? My food is burning or sticking to the bottom — what should I do?