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green bean casserole with serving removed

Easy Green Bean Casserole

  • Author: Eric Jones
  • Total Time: 50 minutes
  • Yield: 4-6 1x


This Easy Green Beans Casserole recipe is flavorful, super creamy, and loaded with cheese, cream of mushroom, and tender green beans.


Units Scale
  • 3 tbsp butter. divided
  • 1/2 cup yellow onion, chopped
  • 8 oz fresh Bella mushrooms, sliced
  • 1 tbsp all-purpose flour
  • 2 tbsp minced garlic
  • 1/4 cup chicken stock
  • 1 cup whipping cream
  • 10 oz cream of mushroom soup
  • 1/2 cup grated Parmesan cheese
  • 1 cup shredded Monterey jack cheese
  • 1 tsp sea salt, divided
  • 1 tsp black pepper
  • 1/4 tsp ground allspice
  • 1/2 tsp ground thyme
  • 3 cans french-cut style green beans, drained
  • 1 1/2 cups crispy fried onions, divided


  1.  Preheat oven to Bake at 350 degrees.
  2. Add 1 tbsp butter to a skillet at medium heat.
  3. Add onions and mushrooms to the skillet and cook for 5 minutes.
  4. Add 2 tbsp butter to the skillet. Once melted, stir in flour and garlic until it begins to thicken.
  5. Stir in chicken stock and whipping cream until combined, then add cream of mushroom, parmesan cheese, Monterey jack cheese, 1/2 tsp salt, black pepper, ground allspice, and ground thyme. Stir until the cheese melts. Lower heat to low.
  6. Drain green beans from the can then add to a large bowl. Season with 1/2 tsp salt.
  7. Pour the cheese mixture and 1 cup of the crispy onions into the bowl with green beans. Fold until combined.
  8. Add all ingredients into a 13×9 casserole dish (paid link) and top evenly with remaining crispy onions.
  9. Bake for 25 to 30 minutes.


  • Prep Time: 10 minutes
  • Cook Time: 40 minutes
  • Category: Low Carb
  • Method: Oven Baked
  • Cuisine: American


  • Calories: 283
  • Sugar: 4.5g
  • Sodium: 362mg
  • Fat: 19.9g
  • Carbohydrates: 19.7g
  • Fiber: 7.8g
  • Protein: 10.8g
  • Cholesterol: 57mg