Cheesy Vidalia Onion Casserole
A rich and cheesy Vidalia onion casserole with crispy cracker toppings, perfect for comforting family dinners or holiday gatherings that highlight sweet onions and savory cheeses.
Ingredients
Instructions
- Saute sliced Vidalia onions in melted butter until tender.
- Layer half of the sautéed onions in a 1 1/2-quart casserole dish.
- Top with Parmesan cheese, half of the Ritz cracker crumbs, and half of the cheese cracker crumbs.
- Season with salt and pepper.
- Repeat layers with remaining onions, Parmesan, Ritz cracker crumbs, and cheese cracker crumbs.
- Spread condensed cream of mushroom soup evenly over the layered casserole.
- Sprinkle grated Cheddar cheese over the top, then add more Parmesan cheese.
- Garnish with paprika.
- Bake at 350°F (175°C) for 30 minutes until bubbly and golden.
Tips & Substitutions
For added flavor, consider incorporating a splash of white wine while sautéing the onions. If you don’t have Parmesan cheese, Pecorino Romano makes a great substitute. When layering, ensure the onion mixture is evenly distributed to enhance the flavor throughout. For a twist, try adding herbs like thyme or rosemary, which work well with this dish and complement the sweetness of the Vidalia onions.
Serving Suggestions
This casserole is a delightful side dish that pairs beautifully with grilled meats or roasted chicken. For a complete meal, serve it alongside a fresh green salad or steamed vegetables. It also makes a great addition to a potluck or family gathering. Consider serving it with a slice of crusty bread to soak up the delicious flavors.
Storage & Reheating
Store leftover Cheesy Vidalia Onion Casserole in an airtight container in the refrigerator for up to 3 days. To reheat, place in a preheated oven at 350°F (175°C) for about 15-20 minutes or until heated through. You can also microwave individual portions, but the oven method helps retain the casserole's crispy topping.
Nutrition & Diet Analysis (per serving)
Each serving of Cheesy Vidalia Onion Casserole contains roughly 663 calories, with 16g protein, 46g carbohydrates, and 54g fat. It is an excellent source of vitamin A (187% of the Daily Value), iron (86% of the Daily Value), and dietary fiber (83% of the Daily Value), and a good source of calcium. Note that it is relatively high in sodium, at 1074mg per serving (47% of the Daily Value).
Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.
* % Daily Values based on a 2,000 calorie diet (FDA 2020).
Frequently Asked Questions
Can I make this casserole ahead of time?
Absolutely! You can prepare the casserole up to the baking step, cover it tightly, and refrigerate it for up to 24 hours. When ready to serve, bake directly from the refrigerator, adding a few extra minutes to the cooking time to ensure it's heated through.
What can I substitute for the cream of mushroom soup?
If you're looking for a substitute for condensed cream of mushroom soup, consider using homemade cream sauce or a can of cream of chicken soup. For a vegetarian option, you can blend together silken tofu with vegetable broth and seasonings to achieve a similar creamy consistency.
Can I use regular onions instead of Vidalia onions?
Yes, you can use regular onions, but the sweetness of Vidalia onions adds a unique flavor to the casserole. If using regular onions, consider adding a pinch of sugar to mimic the sweetness or sauté them until caramelized for a richer taste.
Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).