Description
A tangy, comforting breakfast casserole using sourdough discard. Great for using leftovers while feeding a crowd or prepping meals ahead.
Ingredients
1 cup sourdough discard (unfed)
6 large eggs
1 cup milk (or non-dairy alternative)
1 cup shredded cheddar cheese
1/2 cup sautéed onions
1/2 cup chopped cooked sausage (or bacon)
2 cups cubed sourdough bread (optional)
1 tsp salt
1/2 tsp black pepper
1 tbsp butter or oil for greasing
Instructions
1. Preheat oven to 375°F (190°C) and grease a 9×13 inch baking dish.
2. In a large bowl, whisk eggs, milk, salt, and pepper.
3. Stir in sourdough discard until smooth.
4. Add sautéed onions, cooked sausage, cheese, and bread cubes (if using).
5. Pour the mixture into the baking dish and smooth the top.
6. Bake for 35–40 minutes, until puffed and golden.
7. Cool slightly before slicing and serving.
Notes
This dish is perfect for make-ahead breakfasts. Store leftovers in the fridge for up to 4 days. You can use different cheeses, add veggies, or leave out the bread entirely for a crustless version.
- Prep Time: 10 mins
- Cook Time: 40 mins
- Category: Breakfast
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 slice
- Calories: 280
- Sugar: 1g
- Sodium: 480mg
- Fat: 18g
- Saturated Fat: 8g
- Unsaturated Fat: 9g
- Trans Fat: 0g
- Carbohydrates: 10g
- Fiber: 1g
- Protein: 15g
- Cholesterol: 190mg
Keywords: sourdough discard, breakfast casserole