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–+ servings
Sarah

Green Bean Casserole

Classic Thanksgiving green beans — fresh, tender beans baked in a creamy mushroom sauce and topped with crackly fried onions. Easy, make-ahead friendly, and adaptable for oven, air fryer, stovetop, or slow cooker.
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Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes
Servings: 8 servings
Course: Side Dish
Cuisine: American
Calories: 225
Ingredients Equipment Method Nutrition Notes

Ingredients

  • 1½ lb (680–700 g) fresh green beans, trimmed and cut into 1.5–2 in pieces
  • 1 can (10.5 oz / 298 g) cream of mushroom soup (or homemade)
  • ½ cup (120 ml) milk (whole or 2%)
  • 1 tsp soy sauce or Worcestershire sauce
  • 1 small clove garlic, minced (or ½ tsp garlic powder)
  • ½ tsp black pepper
  • ½ tsp kosher salt
  • 1 can (6 oz / 170 g) crispy fried onions, divided
  • ¾ cup (85 g) shredded sharp cheddar (optional)
  • ¼ cup (25 g) sliced almonds (optional)
  • ½ cup (25 g) panko mixed with 1 Tbsp melted butter (optional)

Equipment

  • 2–2.5 qt casserole dish or 9×9 pan
  • Large pot
  • mixing bowl
  • whisk

Method

  • Preheat oven to 375°F (190°C); grease a 2–2.5 qt baking dish.
  • Bring a large pot of salted water to a boil; blanch green beans 4–5 min until tender-crisp. Drain; plunge into ice water; drain and pat very dry.
  • Whisk soup, milk, soy/Worcestershire, garlic, pepper, and salt in a large bowl. Stir in beans, cheddar if using, and ½ the fried onions.
  • Spread into baking dish; bake 20–25 min until bubbling.
  • Top with remaining onions (and almonds/panko if using); bake 5–7 min until golden. Rest 5 min and serve.

Nutrition

Calories: 225kcalCarbohydrates: 19gProtein: 4gFat: 14gSaturated Fat: 5gPolyunsaturated Fat: 1.5gMonounsaturated Fat: 5gTrans Fat: 0.1gCholesterol: 10mgSodium: 540mgPotassium: 300mgFiber: 4gSugar: 5gVitamin A: 700IUVitamin C: 10mgCalcium: 70mgIron: 1.4mg

Notes

From Scratch Option: Sauté 8 oz mushrooms + ½ onion in 2 Tbsp butter. Stir in 2 Tbsp flour (or GF blend), cook 1 min. Whisk in ¾ cup low-sodium broth + ¾ cup milk; simmer to thicken.
Variations:
Frozen beans: Thaw and pat dry; skip blanching.
Gluten-free: Use GF soup or homemade GF sauce; use GF fried onions or almond-panko topping.
Dairy-free: Use DF condensed mushroom soup or DF homemade sauce with unsweetened oat/almond milk.
Equipment: 2–2.5 qt casserole dish or 9×9 pan; for air fryer use 6–7" cake pan or mini gratins.
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