Onion Cheese Strata
Onion Cheese Strata is a savory baked casserole featuring layers of sweet Spanish onions, melted cheese, and hearty bread, infused with a flavorful egg and milk mixture. Perfect for breakfast, brunch, or casual gatherings, it offers a comforting, cheesy taste with a hint of onion sweetness that appeals to all.
Ingredients
Instructions
- Separate onion slices into rings and trim crusts from bread.
- Place 4 slices of bread in the bottom of a buttered 9 x 13-inch baking dish.
- Top with half of the cheese and onions.
- Repeat the layers with the remaining bread, cheese, and onions.
- In a bowl, beat the eggs and mix with milk, salt, dry mustard, melted butter, and Worcestershire sauce.
- Pour the egg mixture evenly over the layered bread, cheese, and onions.
- Cover and refrigerate for at least 1 hour or overnight to allow flavors to meld.
- Preheat oven to 375°F (190°C).
- Bake uncovered for about 45 minutes or until the casserole is bubbly and golden brown.
- Serve warm.
Tips & Substitutions
To enhance the flavor, consider caramelizing the onions before layering them, which adds a rich sweetness. For a lighter version, you can substitute half-and-half for the milk. If you prefer a different cheese, Gruyère or Monterey Jack works well too. To add a bit of heat, sprinkle in some red pepper flakes or serve with a hot sauce on the side.
Serving Suggestions
This Onion Cheese Strata pairs beautifully with a simple green salad dressed with vinaigrette for a complete meal. For a brunch spread, serve alongside fresh fruit, or consider offering a side of Cheesy Garden Mac Salad for more comfort food options. A dollop of sour cream or a sprinkle of fresh herbs can also elevate the dish.
Storage & Reheating
Leftovers can be stored in an airtight container in the refrigerator for up to 3 days. To reheat, place in a 350°F (175°C) oven for about 20-25 minutes, covered with foil to prevent drying out. This dish can also be frozen before baking; just thaw in the refrigerator overnight before baking.
Nutrition & Diet Analysis (per serving)
Each serving of Onion Cheese Strata contains roughly 701 calories, with 14g protein, 112g carbohydrates, and 23g fat. It is an excellent source of calcium (40% of the Daily Value), iron (34% of the Daily Value), and vitamin A (32% of the Daily Value), and a good source of vitamin C and potassium. Note that it is relatively high in sodium, at 1543mg per serving (67% 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 dish ahead of time?
Yes, you can prepare the strata a day in advance and refrigerate it overnight. This allows the flavors to meld beautifully. Just remember to bake it the next day as directed, adding a few extra minutes if it's still cold from the fridge.
What type of bread works best for this recipe?
Sturdy bread like sourdough or a hearty whole grain is ideal, as it holds up well to the egg and milk mixture. Avoid soft white bread, which may become too mushy. For a different twist, try using croissants for a flaky texture.
Can I add vegetables to the strata?
Absolutely! Spinach, bell peppers, or mushrooms can be great additions. Just sauté them first to remove excess moisture before layering them into the dish. This will keep the strata from becoming soggy and adds nutritional value.
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).