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Slow Cooker Green Bean Casserole

By: Author Shannon Epstein

Posted on  - Last updated:

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Categories Holiday Recipes, Side Dish, Thanksgiving Recipes, Vegetables

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Slow cooker green bean casserole is a fuss-free version of a classic dish. Free up your oven this holiday season and make this famous side dish in the Crock-Pot. 

overhead shot of uncooked green bean casserole in a white slow cooker with a spoon

What Is Green Bean Casserole

Green bean casserole is a popular American side dish that’s become a Thanksgiving standard in homes across America. The recipe originated in the 1950’s with Campbell’s Soup company; one of the main ingredient is their cream of mushroom soup. These days there are lot of variations to the recipe but the main ingredients remain the same: green beans, cream of mushroom soup and French Fried onions. 

collage of ingredients for slow cooker green bean casserole

Ingredients For Green Bean Casserole

Keep it simple. There are less than 5 ingredients in this easy casserole recipe. Free free to jazz this recipe up a bit and really make it your own. 

  • Green Beans 
  • Cream Of Mushroom Soup
  • French Fried Onions
  • Salt & Pepper
overhead shot of uncooked green bean casserole in a white slow cooker
before

Green Bean Casserole Recipes

overhead shot of green bean casserole in a white slow cooker with the lid ajar
after – add the fried onions & set the lid ajar

How To Make Green Bean Casserole In The Slow Cooker

Slow Cooker

  1. Spray the slow cooker generously with cooking spray. 
  2. Drain & rinse the green beans and add them to the slow cooker. 
  3. Add the cream of mushroom soup, 2/3 of the French fried onions, and salt & pepper to taste.
  4. Stir to mix well. 
  5. Cook HIGH 2-3 hours or LOW 4-6. 
  6. Top with remaining French Fried onions. Cover but set the lid ajar. Cook 10-15 minutes or until French fried onions are heated through.
overhead shot of cooked green bean casserole in a white slow cooker with french fried onions on top
after

What Type Of Green Beans To Use

This easy green bean casserole follows the original recipe so it uses canned green beans. Canned green beans are already cooked. 4 cups of canned green beans is approximately 2 cans of store-bought green beans. 

overhead shot of green bean casserole in a white slow cooker with a spoon in it & a scoop missing

FAQs & Tips

  • Do not add too much liquid. Normally green bean casserole calls for milk. While you can add milk to this recipe, it is not necessary. If you want to, do not add more than 1/4 cup otherwise the casserole will be too watery
  • Store leftover casserole in a airtight container in the refrigerator for up to 4 days or in the freezer for up to 2 months.
close up of green bean casserole on a white plate

Crock-Pot Thanksgiving Recipes

overhead shot of uncooked green bean casserole in a white slow cooker with a spoon
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5 from 1 vote

Slow Cooker Green Bean Casserole

Slow cooker green bean casserole is a fuss-free version of a classic dish. Free up your oven this holiday season and make this famous side dish in the Crock-P
Prep Time 10 minutes
Cook Time 3 hours
Total Time 3 hours 10 minutes
Servings 6 servings
Author Shannon Epstein

Equipment

  • 1 2-quart slow cooker
  • Cooking spray

Ingredients

  • 4 cups cut green beans (cooked)
  • 1 10 1/2-ounce can cream of mushroom
  • 1 1/3 cup French fried onions, divided
  • Salt & pepper to taste

Instructions

  • Spray the slow cooker generously with cooking spray. 
  • Drain & rinse the green beans and add them to the slow cooker. 
  • Add the cream of mushroom soup, 2/3 of the French fried onions, and salt & pepper to taste. Stir to mix well. 
  • Cook HIGH 2-3 hours or LOW 4-6. 
  • Top with remaining French Fried onions.  Cover but se the lid ajar. Cook an additional 10-15 minutes or until the fried onions are heated through.
By Author Shannon Epstein

Posted on  - Last updated:

Recipe Rating