Step 1: Preheat the Oven
Preheat your oven to 375°F (190°C).
Lightly grease a baking dish with cooking spray or butter.
Step 2: Prepare the Vegetables
If using firm vegetables like broccoli or carrots, blanch them in boiling water for 2–3 minutes, then drain well.
Soft vegetables (zucchini, peppers) can be used raw.
Step 3: Make the Cheese Mixture
In a large bowl, whisk together:
- Eggs
- Milk
- Sour cream (or Greek yogurt)
- Salt, pepper, paprika
Stir in chopped onion, garlic, cheddar, and mozzarella.
Step 4: Combine
Add the vegetables to the cheese mixture.
Mix gently until everything is well coated.
Step 5: Assemble the Casserole
Pour the mixture into the prepared baking dish.
If using a topping, sprinkle breadcrumbs mixed with melted butter evenly on top.
Step 6: Bake
Bake uncovered for 35–40 minutes, until:
- The center is set
- The top is golden and bubbly
Let rest 5–10 minutes before serving.
🌟 Tips & Variations
- Add cooked chicken or turkey for extra protein
- Use feta or Parmesan for a different flavor
- Make it lighter with reduced-fat cheese and Greek yogurt
- Add herbs like thyme or parsley for freshness
🧊 Storage
- Refrigerate leftovers up to 4 days
- Reheat in oven or microwave
- Freezes well after baking
Final Thought
This baked cheesy vegetable casserole turns simple veggies into pure comfort food. It’s easy enough for weeknights and special enough for gatherings—a guaranteed crowd-pleaser.