Elevate your holiday table with this Slow Cooker Green Bean Casserole, a creamy, comforting side dish that’s as nutritious as it is delicious. This clever recipe frees up oven space and uses the slow cooker to enhance the dish’s flavors, while the green beans provide a healthy dose of fiber and vitamins.
Perfect for busy cooks looking to simplify their feast preparations, this casserole is not only a traditional favorite but also a healthier alternative, blending convenience with classic taste.
The Secret to a Stress-Free Side Dish

Traditional green bean casserole requires valuable oven real estate, often leading to a juggling act as you coordinate the turkey, stuffing, and pies. This crockpot version not only simplifies the cooking process but also enhances the flavors through slow cooking. The ingredients meld beautifully in the low and slow heat, infusing the green beans with a creamy, savory depth that can be a game-changer for your holiday menu.
All about the Beans
At its core, this dish remains faithful to its roots: tender green beans, creamy mushroom soup, and crispy fried onions. However, cooking it in a crockpot changes the game by allowing the flavors to deepen and meld together under the consistent, gentle heat, promising a side dish that’s both comforting and richly flavorful.
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Why It Works Year-Round
The beauty of this recipe isn’t just for Thanksgiving. Its ease and convenience make it a perfect addition to any dinner needing a creamy, comforting side. Whether it’s a potluck or a family Sunday roast, having a crockpot handle one of your side dishes can simplify your cooking process immensely.
Making It Your Own
The basic recipe for this Slow Cooker Green Bean Casserole is delightfully simple, but it’s also wonderfully adaptable. Here are some creative variations to personalize this dish:
- Cheese Please: Sprinkle shredded cheddar or a blend of Gruyère and Parmesan for a cheesy twist.
- Bacon Bits: Add crispy bacon pieces to infuse a smoky flavor.
- Mushroom Variety: Use a mix of wild mushrooms for a more earthy depth.
- Spice It Up: Introduce red pepper flakes or cayenne for a little heat.
- Herbal Notes: Stir in some fresh thyme or rosemary for an aromatic touch.
- Crunch Factor: Top with crushed crackers or panko breadcrumbs mixed with melted butter for extra crunch.
- Luxury Lift: For a lighter version, swap heavy cream for half-and-half or go decadent with a splash of truffle oil.
- Veggie Variety: Add sautéed onions or bell peppers to the mix for texture and flavor.
Slow Cooker Green Bean Casserole Recipe
Ingredients
- 14.5 oz cans of green beans drained (3 cans)
- 10.5 oz can of condensed cream of mushroom soup
- 1/2 cup vegetable stock
- 1/2 cup heavy cream or whole milk
- 1 tsp minced garlic
- 1/4 cup butter
- 1/4 cup flour
- 1 tsp Worcestershire sauce
- 6 oz can of fried onions divided
- Salt and pepper to taste
Instructions
- In the slow cooker, mix the soup, stock, cream, garlic, butter, flour, Worcestershire sauce, salt, and pepper.
- Stir in the green beans and half of the fried onions.
- Cook on high for 2 to 2.5 hours. To add extra crispiness to the casserole, sprinkle the remaining onions on top during the last 30 minutes of cooking or toast them in the oven before adding.
Nutrition
Davin is a jack-of-all-trades but has professional training and experience in various home and garden subjects. He leans on other experts when needed and edits and fact-checks all articles.