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5 from 6 votes

Creamy Green Bean Casserole with Bacon

This scrumptious Green Bean Casserole with Bacon is filled with green beans, an Alfredo sauce from scratch, caramelized onions and bacon, and topped with crunchy french fried onions.
Prep Time12 mins
Cook Time35 mins
Total Time47 mins
Course: Side Dish
Cuisine: American
Servings: 14
Author: Star @ the skinny-ish dish


  • 8 cups frozen cut green beans thawed
  • 6 slices center cut bacon diced
  • 1 medium yellow onion finely diced
  • 3-4 cloves garlic minced
  • 1-½ tbsp olive oil
  • 3 tbsp all purpose white flour
  • 1 cup 1% milk
  • 1- ¼ cup chicken broth
  • cup parmesan cheese shredded
  • 1 cup French's French Fried onions
  • salt & pepper to taste
  • cooking spray


  • Preheat oven to 350 degrees. In a medium skillet, add diced bacon and cook for a couple of minutes. Add onion, and continue to cook bacon and onion together until the bacon is crispy, and onions are golden and caramelized. Add minced garlic and cook together for about 30 seconds or until fragrant. Reduce heat to low and add green beans to pan. Stir together and let sit for a few minutes while making the sauce. 
  • In a medium sauce pan over medium-high heat, add olive oil and allow it to heat up for a minute or so. Sprinkle in flour a little bit at a time while whisking constantly. Slowly pour in milk followed by chicken broth. Continue to whisk constantly until it reaches a gentle boil. Reduce heat to low and add in the Parmesan cheese, a little bit at a time, while whisking. Continue to whisk for a couple more minutes until thick. Make sure to Salt and Pepper to taste!
  • Spray a 3 quart casserole dish with cooking spray. Add half the green bean mixture followed by half of the sauce, then the rest of the green bean mix, and then the rest of the sauce evenly over the top. Place into preheated oven for 30 minutes. Remove from oven and stir well. Add crispy french onions on top. Place back into oven for about 5 minutes, or until golden brown. 
  • Serve and enjoy! 



Serving size: heaping 1/2 cup. 

WW Green Plan: 3 Points | WW Blue Plan: 3 Points | WW Purple Plan: 3 Points Calories: 156, Fat: 10g, Saturated Fat: 4.5g, Carbohydrates: 8.5g, Fiber: 1g, Sugars: 2.5g. Protein: 9.5g