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1 photo There’s something undeniably nostalgic about a warm vegetable casserole coming out of the oven. For many people, dishes like this Cheesy Broccoli Casserole are woven into childhood memories, holiday gatherings, Sunday dinners, and the comforting feeling of family all in one bite. The gentle aroma of buttery crackers and bubbling cheese filling the kitchen is enough to take you back to moments where life moved just a little slower.
I remember watching casseroles like this appear at potlucks, each one slightly different, each one prepared with someone’s personal touch. Maybe that’s why this dish feels so personal; it’s simple, humble, and deeply comforting. It doesn’t try to impress, yet it always does. And it has that magical ability to make even picky eaters willingly take an extra spoonful of broccoli.
As the casserole goldenizes in the oven, there’s this familiar anticipation, the kind that pulls everyone toward the kitchen just to peek. And when it comes out, hot and bubbling, it feels like the final piece of a cozy evening. This recipe gives you that same feeling every time you make it warm, grounding, and full of heart.
How to Make Cheesy Broccoli Casserole:
Step-1
Preheat your oven to 350°F. Thaw the chopped broccoli and drain off any extra moisture so the casserole stays creamy, not watery.

Step-2
Melt butter in a skillet and sauté the chopped onion until soft and fragrant. A Lodge Cast Iron Skillet works beautifully, but any pan you already have is great.

Step-3
In a mixing bowl, combine the egg, mayo, sautéed onions, cream of mushroom soup, salt, and cheddar cheese. I used an OXO Good Grips 3 Quart Mixing Bowl, but a regular bowl is perfectly fine.

Step-4
Fold in the drained broccoli using a spatula. A Cuisinart Silicone Spatula helps, though any spatula works.

Step-5
Pour the mixture into your casserole dish and top evenly with crushed Ritz crackers.
Step-6
Bake for 30–35 minutes until the top is golden and the sides are bubbly. Let sit 5 minutes before serving.
Warm, Creamy, and Perfectly Crispy: The Best Cheesey Broccoli Casserole
This Cheesy Broccoli Casserole blends tender broccoli, cheddar, and a creamy mushroom base topped with buttery Ritz crumbs for the ultimate comfort dish.
Ingredients for Cheesy Broccoli Casserole
How to Make Cheesy Broccoli Casserole
- Preheat oven to 350°F.
- Thaw broccoli and drain well.
- Sauté onion in butter until soft.
- Mix egg, mayo, onion, mushroom soup, salt, and cheese.
- Fold in broccoli.
- Pour into casserole dish and top with crushed crackers.
- Bake 30–35 minutes until golden and bubbly.
Nutrition Facts
Servings 6
- Amount Per Serving
- Calories 320kcal
- % Daily Value *
- Total Fat 22g34%
- Saturated Fat 8g40%
- Trans Fat 0.3g
- Cholesterol 55mg19%
- Sodium 620mg26%
- Potassium 210mg6%
- Total Carbohydrate 20g7%
- Dietary Fiber 2.5g10%
- Sugars 3g
- Protein 9g18%
- Vitamin A 310 mcg
- Vitamin C 38 mg
- Calcium 180 mg
- Iron 1.2 mg
- Vitamin D 0.8 mcg
- Vitamin E 1.4 mg
- Vitamin K 93 mcg
- Thiamin 0.08 mg
- Riboflavin 0.18 mg
- Niacin 1.4 mg
- Vitamin B6 0.18 mg
- Folate 38 mcg
- Vitamin B12 0.4 mcg
- Biotin 3.2 mcg
- Pantothenic Acid 0.45 mg
- Phosphorus 160 mg
- Iodine 18 mcg
- Magnesium 28 mg
- Zinc 0.9 mg
- Selenium 7 mcg
- Copper 0.05 mg
- Manganese 0.15 mg
- Chromium 4 mcg
- Molybdenum 8 mcg
- Chloride 380 mg
* Percent Daily Values are based on a 2,000 calorie diet. Your daily value may be higher or lower depending on your calorie needs.
Note
- Storage: Keep refrigerated in an airtight container up to 4 days. Reheat covered for best moisture.
- Substitutions: Use cream of chicken soup, Greek yogurt instead of mayo, or panko instead of crackers.
- Serving Ideas: Serve with roasted chicken, baked ham, turkey, or as a standalone cozy dish.
- Mistakes to Avoid: Don’t add broccoli with excess water. Don’t overbake or the topping will burn.
- Chef Tips: Shred your own cheese for best melting. Add a little garlic powder for deeper flavor.
Frequently Asked Questions
Q. Can I use fresh broccoli?
Yes, just steam it lightly first.
Q. Can I make this ahead of time?
Assemble and refrigerate; add crackers right before baking.
Q. Can I freeze it?
Freeze unbaked; thaw overnight and bake normally.
Q. Can I make it vegetarian?
Use vegetarian mushroom soup.
