Creamy French Onion Broccoli is a delightful dish that brings together the comforting flavors of creamy onion and the nutritious crunch of broccoli. This creamy, cheesy broccoli casserole features a savory base and a delightful crunch from French-fried onions, making it perfect for any meal. Whether you’re preparing a casual weeknight dinner or a festive holiday gathering, this recipe is sure to impress family and friends alike.
Why You’ll Love This Creamy French Onion Broccoli
This dish stands out for several reasons: it’s an easy creamy onion broccoli side dish that pairs beautifully with any main course. The combination of flavors is comforting, thanks to the cheesy creamy onion sauce that envelops the broccoli. Plus, it’s a hit with kids and adults, ensuring everyone at the table will love it. Not only is it simple to prepare, but it can be made ahead of time, making it a fantastic option for busy days or holiday celebrations. The creamy broccoli and onion dish is vegetarian-friendly, making it suitable for a range of diets.
Ingredients for Creamy French Onion Broccoli
Gather these items:
- 4 cups broccoli florets
- 1 can (10.5 oz) cream of mushroom soup
- 1 cup sour cream
- 2 cups shredded sharp cheddar cheese
- 1 1/2 cups French-fried onions
- 1/2 teaspoon garlic powder
- Salt to taste
- Pepper to taste
- 1 tablespoon butter (optional)
How to Make Creamy French Onion Broccoli Step-by-Step
- Step 1: Preheat your oven to 350°F (175°C) and grease a 9×13-inch baking dish.
- Step 2: If using fresh broccoli, blanch in boiling water for 2–3 minutes, then cool in ice water. Drain well.
- Step 3: In a large bowl, mix the cream of mushroom soup, sour cream, cheddar cheese, garlic powder, salt, and pepper until smooth.
- Step 4: Stir the broccoli into the creamy mixture until well-coated.
- Step 5: Spread the mixture into the prepared baking dish evenly.
- Step 6: Top with the French-fried onions.
- Step 7: Bake uncovered for 25–30 minutes, until bubbling and golden on top.
- Step 8: Let rest for 5–10 minutes before serving.
Pro Tips for the Best Creamy French Onion Broccoli
Keep these in mind:
- Perfect for easy dinners and holiday gatherings.
- This dish can be made ahead of time.
- For a healthier option, consider using low-fat sour cream or cheese.
- Feel free to add some cooked chicken or bacon for extra flavor.
Best Ways to Serve Creamy French Onion Broccoli
There are several tasty ways to enjoy this dish. Serve it alongside roasted meats like chicken or turkey for a balanced meal. It also pairs wonderfully with a simple green salad, making for a delightful dinner. For a comforting winter meal, consider serving it with crusty bread to soak up the creamy onion sauce.

How to Store and Reheat Creamy French Onion Broccoli
After enjoying your meal, you can store any leftovers in an airtight container in the refrigerator. It’s best enjoyed within 3-4 days. To reheat, simply place it in the oven at 350°F (175°C) for about 15-20 minutes or until warmed through. This makes it a great option for meal prep, allowing you to enjoy this delicious casserole multiple times.
Frequently Asked Questions About Creamy French Onion Broccoli
What is creamy French onion broccoli?
Creamy French onion broccoli is a cheesy casserole that combines broccoli with a creamy onion sauce, topped with crunchy French-fried onions, offering a comforting flavor profile.
Can I make creamy French onion broccoli ahead of time?
Yes! You can prepare the casserole ahead of time, store it in the fridge, and bake it just before serving, making it perfect for busy days.
How do I avoid common mistakes with creamy French onion broccoli?
Ensure not to overcook the broccoli during blanching, as it should remain crisp. Also, mix the creamy ingredients thoroughly for even flavor distribution.
Variations of Creamy French Onion Broccoli You Can Try
For those looking to mix things up, consider these variations: Add roasted garlic for a creamy garlic onion broccoli recipe, or incorporate other vegetables like cauliflower or carrots for added nutrition. You can also try a spicy twist by adding crushed red pepper flakes to the creamy mixture. Each variation can bring a new flavor experience to this classic dish while keeping it within the vegetarian diet.
For more delicious recipes, check out our vegetarian options or learn about meal prep tips. If you’re interested in more casserole ideas, visit this link for inspiration.
For more information on the health benefits of broccoli, you can read this article on Healthline.
Print
Delicious Creamy French Onion Broccoli Casserole Recipe
- Total Time: 50 minutes
- Yield: Serves 6-8 1x
- Diet: Vegetarian
Description
A creamy, cheesy broccoli casserole with a crunchy onion topping.
Ingredients
- 4 cups broccoli florets
- 1 can (10.5 oz) cream of mushroom soup
- 1 cup sour cream
- 2 cups shredded sharp cheddar cheese
- 1 1/2 cups French-fried onions
- 1/2 teaspoon garlic powder
- Salt to taste
- Pepper to taste
- 1 tablespoon butter (optional)
Instructions
- Preheat your oven to 350°F (175°C) and grease a 9×13-inch baking dish.
- If using fresh broccoli, blanch in boiling water for 2–3 minutes, then cool in ice water. Drain well.
- In a large bowl, mix the cream of mushroom soup, sour cream, cheddar cheese, garlic powder, salt, and pepper until smooth.
- Stir the broccoli into the creamy mixture until well-coated.
- Spread the mixture into the prepared baking dish evenly.
- Top with the French-fried onions.
- Bake uncovered for 25–30 minutes, until bubbling and golden on top.
- Let rest for 5–10 minutes before serving.
Notes
- Perfect for easy dinners and holiday gatherings.
- This dish can be made ahead of time.
- Prep Time: 15 minutes
- Cook Time: 30 minutes
- Category: Side Dish
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 serving
- Calories: 280
- Sugar: 3g
- Sodium: 700mg
- Fat: 18g
- Saturated Fat: 10g
- Unsaturated Fat: 6g
- Trans Fat: 0g
- Carbohydrates: 22g
- Fiber: 2g
- Protein: 8g
- Cholesterol: 50mg
Keywords: Creamy French Onion Broccoli