Chicken and Broccoli Casserole – Cozy, Weeknight Comfort
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This Chicken and Broccoli Casserole is the kind of dish that makes a busy evening feel easy. It’s creamy, cheesy, and packed with tender chicken and crisp-tender broccoli, all baked under a golden topping. You can prep it ahead, swap in what you have, and feed a crowd without breaking a sweat. It’s also kid-friendly
Ingredients
Instructions
Preheat and prep. Heat the oven to 375°F (190°C). Lightly grease a 9×13-inch baking dish.
Par-cook the broccoli. Bring a pot of salted water to a boil. Add broccoli and cook for 2 minutes (1 minute if using small florets).Drain and rinse under cold water to stop the cooking. Pat dry.
Sauté the aromatics. In a large skillet over medium heat, melt the butter. Add onion and a pinch of salt.Cook 3–4 minutes until softened. Stir in garlic and cook 30 seconds until fragrant.
Make the sauce. Sprinkle flour over the onions and garlic. Cook, stirring, for 1 minute to remove the raw flour taste.Slowly whisk in chicken broth, then milk. Bring to a gentle simmer and cook 3–4 minutes, stirring, until slightly thickened.
Season and enrich. Off the heat, whisk in sour cream, 1 cup of the cheddar, Dijon, onion powder, garlic powder, paprika, and a few grinds of black pepper. Taste and add salt as needed.
Combine. In a large bowl, mix the chicken and broccoli.Pour the sauce over and fold gently until everything is coated.
Assemble. Transfer the mixture to the prepared baking dish. Sprinkle the remaining 1/2 cup cheddar on top.
Make the topping. In a small bowl, combine panko with olive oil or melted butter and a pinch of salt. Stir until the crumbs are evenly moistened.Scatter over the casserole.
Bake. Place on the center rack and bake 18–22 minutes, until bubbling at the edges and the topping is golden.
Rest and serve. Let it rest for 5–10 minutes so the sauce sets slightly. Serve warm.
Balanced comfort: Protein-rich chicken, fiber-filled broccoli, and a creamy sauce that feels satisfying.
Weeknight-friendly: Rotisserie chicken saves time. The sauce comes together in minutes.
Make-ahead: Assemble earlier in the day and bake when you’re ready to eat.
Kid-approved flavors: Mild, cheesy, and familiar.
Flexible ingredients: Works with fresh or frozen broccoli and different cheeses.
Overcooking the broccoli: It will bake again, so keep the blanch short to avoid mushy results.
Thin sauce: If the sauce doesn’t simmer after adding milk and broth, it won’t thicken. Give it time on gentle heat.
Underseasoning: Taste the sauce before mixing it with the chicken and broccoli.It should taste well-seasoned and slightly salty.
Soggy topping: Toss the crumbs with oil or butter and bake uncovered so the top crisps up.
Dry chicken: Use cooked chicken that’s still moist. Dark meat or a mix of white and dark helps.
Ranch twist: Swap the onion and garlic powders for 1 tablespoon dry ranch seasoning. Use a Monterey Jack and cheddar mix.
Rice base: Stir 2 cups of cooked rice into the filling before baking for a heartier dish.Increase sauce by 1/2 cup broth if it seems thick.
Cauliflower swap: Use half broccoli and half cauliflower for extra variety and texture.
Lighten it up: Use Greek yogurt instead of sour cream, reduced-fat milk, and part-skim cheese. Keep the crumb topping modest.
Spicy kick: Add 1/2 teaspoon crushed red pepper or a diced jalapeño to the onions. Pepper Jack cheese works well here.
Gluten-free: Use a 1:1 gluten-free flour for the roux and gluten-free panko or skip the crumbs and top with extra cheese.
No-cook broccoli shortcut: Use frozen broccoli florets, thawed and well-drained.Pat dry to avoid watery sauce.
Herby upgrade: Stir in 2 tablespoons chopped fresh parsley or chives before baking. A squeeze of lemon over servings brightens the flavors.
