Kitchen Tips & How-Tos

Why You Shouldn’t Keep Lifting the Slow Cooker Lid

A slow cooker with the lid on

I used to lift the lid on my slow cooker every hour to stir and smell supper. My husband kept asking why the roast was never done on time. My neighbor finally told me.

A slow cooker with the lid on

What Happens When You Lift the Lid

A slow cooker works by trapping heat and steam. Every time you lift the lid, a lot of that heat escapes, and the cooker needs a while to heat back up. That adds cooking time, and it can make dishes cook unevenly.

When It’s OK to Open It

  • When the recipe tells you to add something partway through.
  • Near the end, to check if the food is done.

Tips for Slow Cooker Success

  1. Fill it half to two-thirds full. Too little or too much changes how it cooks.
  2. Put dense vegetables on the bottom. Potatoes and carrots cook slower than meat.
  3. Thaw meat first. Food-safety experts advise not cooking frozen meat in a slow cooker.
  4. Don’t overfill with liquid. Slow cookers don’t let much evaporate.

Layering a slow cooker

Frequently Asked Questions

Can I stir it?

Most slow cooker recipes don’t need stirring.

My food is still not done. What do I do?

Put the lid back on and give it more time.

Trust the lid. It’s doing the work.

Try It Tonight

Two free cookbooks: 30 Easy Slow Cooker Beef Recipes and 25 Five-Ingredient Slow Cooker Dinners

2 free cookbooks · 55 recipes

2 Free Slow Cooker Cookbooks

55 comforting dinners across 132 pages — the beef collection and the five-ingredient one, both yours.

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