Holiday Green Bean Casserole with Crispy Onions and Parmesan

Golden Green Bean Casserole with Crispy Onion Topping

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Created on August 7th, 2025 at 05:44 pm

Easy Homemade Green Bean Casserole Recipe

Golden Green Bean Casserole

This velvety, golden green bean casserole is the side dish everyone secretly loves more than the turkey 🦃. Creamy, savory, and topped with crunchy onion strings—it’s holiday comfort in a dish.


⏱️ Time Breakdown:

  • Prep Time: 10 minutes
  • Cook Time: 30 minutes
  • Total Time: 40 minutes
  • Servings: 4

📝 Ingredients List:

  • 2 tablespoons unsalted butter
  • 2 cloves garlic, minced
  • ½ cup onion, finely diced
  • 8 oz button mushrooms, sliced
  • 3 cups fresh green beans, trimmed and halved
  • 3 cups low-sodium chicken broth
  • 1 (10.75 oz) can low-sodium cream of mushroom soup
  • ¼ cup grated Parmesan cheese
  • ½ teaspoon salt
  • ¼ teaspoon black pepper
  • 1 cup crispy onion strings

👩‍🍳 Step-by-Step Instructions:

  1. Preheat oven to 350°F.
  2. In a large skillet, melt butter over medium heat. Sauté onions and mushrooms until tender (about 5 minutes). Add garlic and cook 1–2 minutes more. Remove from heat.
  3. In a medium saucepan, boil green beans in chicken broth for 8 minutes until just tender. Drain and set aside.
  4. Lightly grease a 2-quart baking dish.
  5. In a large bowl, combine mushroom soup, cooked vegetables, green beans, Parmesan, salt, and pepper. Stir well.
  6. Transfer mixture into baking dish. Top with crispy onion strings.
  7. Bake for 20 minutes or until bubbly and golden. Serve warm ✨

💡 Pro Tips Section:

  • Make Ahead: Assemble up to 48 hours ahead and refrigerate—just bake before serving.
  • Vegan Swap: Use plant-based butter, mushroom broth, and vegan cheese alternatives.
  • Cheese It Up: Add gouda, cheddar, or feta for extra richness.
  • Leftovers: Store covered in the fridge for up to 3 days. Reheat in oven or air fryer for crispiness.

📊 Nutrition Info:

Serving SizeCaloriesProteinCarbsFatFiberSugar
1 plate20013g17g11g3g5g

Disclaimer: Nutrition facts are estimated using online tools and may vary based on your ingredients and preparation. Please consult a nutritionist for precise dietary advice.

Classic Thanksgiving Green Bean Casserole

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