Here’s a warm, cheesy broccoli casserole that turns humble florets into a crowd-pleasing side or light main. Bright-tasting broccoli is folded into a creamy, savory sauce, topped with melty cheese and a crisp edge from baking. It’s comforting, quick to assemble, and versatile enough for weeknight dinners or holiday spreads.
Ingredients
– 1½ lb (700 g) fresh broccoli florets (about 5–6 cups)
– 2 tbsp butter
– 1 small onion, finely chopped
– 2 cloves garlic, minced
– 3 tbsp all-purpose flour
– 1½ cups (360 ml) milk (whole or 2%)
– ¾ cup (180 ml) heavy cream or sour cream
– 1 tsp Dijon mustard (optional)
– 1 cup cheddar cheese, grated (reserve ¼ cup for topping)
– ½ cup Parmesan cheese, grated
– ½ cup breadcrumbs or crushed crackers (optional)
– Salt and black pepper to taste
– Pinch of nutmeg (optional)
– Fresh parsley or chives for garnish
Servings and Cooking Time
Servings: 6 (about 1 cup per serving). Preparation time: 15 minutes. Cooking time: 30–35 minutes. Total time: approx. 45–50 minutes.
Nutritional Value
The following values are approximate per serving (1 serving = ~1 cup):
– Calories: 280 kcal
– Protein: 12 g
– Carbohydrates: 12 g
– Fat: 18 g
– Fiber: 3 g
– Sodium: 420 mg
This nutritional information is for one person (one serving).
Step-by-Step Cooking Process
– Preheat oven to 375°F (190°C). Grease a 9×13-inch or similar casserole dish.
– Trim broccoli and cut into bite-size florets; steam or blanch 3–4 minutes until bright green and just tender, then drain and shock in cold water.
– Melt butter in a skillet over medium heat; add chopped onion and cook until translucent (3–4 minutes).
– Stir in minced garlic and cook 30 seconds until fragrant.
– Sprinkle flour over onions and garlic, stir to form a roux, and cook 1 minute to remove raw flour taste.
– Gradually whisk in milk and cream, bringing mixture to a gentle simmer until it thickens.
– Stir in Dijon mustard, nutmeg, half the cheddar, and all Parmesan; season with salt and pepper to taste.
– Remove sauce from heat, fold in drained broccoli gently to coat evenly.
– Transfer broccoli and sauce to prepared baking dish; sprinkle remaining cheddar and breadcrumbs or crackers on top if using.
– Bake 20–25 minutes until bubbly and golden on top; broil 1–2 minutes if you want a deeper crust—watch closely.
– Let rest 5 minutes before serving; garnish with chopped parsley or chives.
– Adjust seasoning and serve warm.
Alternative Ingredients
You can use frozen broccoli (thawed and well-drained) instead of fresh, Greek yogurt for part of the cream to reduce fat, or swap cheddar for Gruyère or Monterey Jack. Use gluten-free flour and gluten-free crackers for a GF version.
Serving and Pairings
Serve broccoli casserole as a side with roasted chicken, grilled pork chops, or baked salmon. It also works as a vegetarian main with a simple grain salad or crusty bread. For holiday tables, pair with mashed potatoes and glazed carrots.
Storage and Reheating
Store leftovers covered in the refrigerator for up to 3 days. Reheat in a 350°F (175°C) oven for 12–15 minutes until warm, or microwave individual portions. This casserole freezes well: cool completely, wrap tightly, and freeze up to 2 months; thaw overnight before reheating and bake 20–30 minutes until heated through.
Cooking Mistakes
– Overcooking broccoli until mushy; blanch briefly to retain texture.
– Using too thin a sauce — ensure the roux thickens before combining.
– Skipping drainage of frozen broccoli, which can make the casserole watery.
– Over-browning the top under the broiler; watch closely.
– Adding too much salt before tasting the cheese — cheeses can be salty.
– Not letting the casserole rest before serving, which helps it set.
Helpful Tips
– Parboil or steam broccoli just until bright green for best texture.
– Grate cheese fresh for better melting and flavor.
– Mix in a handful of cooked rice or quinoa to bulk up the dish.
– For a crunchy topping, mix panko with a little melted butter.
– Use a mix of cheeses (cheddar + Gruyère) for more depth.
FAQs
Can I use frozen broccoli for this casserole?
Yes. Use thawed frozen broccoli and drain it thoroughly to remove excess water. Briefly pat dry with paper towels and proceed with the recipe — this avoids a watery casserole and preserves the intended texture.
How can I make the casserole lighter or lower in fat?
Substitute half-and-half or milk for heavy cream, use Greek yogurt in place of some cream, and reduce the amount of cheese. You can also omit breadcrumbs or use a light panko topping to cut calories while keeping flavor.
Can I add other vegetables or proteins to the casserole?
Absolutely. Sautéed mushrooms, roasted cauliflower, diced bell peppers, or cooked chicken or ham can be folded in. Add ingredients that are already cooked or precooked so the casserole heats through evenly.
What’s the best way to prevent a soggy bottom?
Ensure broccoli is well-drained after steaming or thawing, and avoid excess liquid in the sauce. Use a properly thickened béchamel-style sauce and bake uncovered to let moisture evaporate.
How do I reheat frozen leftovers without drying them out?
Thaw overnight in the refrigerator. Reheat covered in a 350°F (175°C) oven for 20–30 minutes, removing the cover toward the end to re-crisp the top. Add a splash of milk if the casserole seems dry.
Can I prepare the casserole ahead of time?
Yes — assemble the casserole and refrigerate, covered, for up to 24 hours before baking. Add extra baking time (5–10 minutes) if baking directly from chilled. For longer storage, freeze assembled casserole.
Is this casserole suitable for holiday meals?
Yes. Its creamy, cheesy character and easy scaling make it a great holiday side. Add breadcrumbs or nuts for a festive crunch and keep flavors classic to complement richer mains.
Conclusion
Broccoli casserole is a reliably comforting dish that balances bright, tender broccoli with a rich, cheesy sauce. It’s easy to adapt, stores and reheats well, and suits both weeknight dinners and special occasions — a simple way to make vegetables feel indulgent.
