Stale Bread, Sausage, Spinach and Egg Breakfast Casserole
This Hungarian sausage breakfast casserole turns stale bread, eggs, spinach, and smoky sausage into a golden, savory breakfast bake that tastes rich without costing much.
It is hearty, simple, and practical. The bread soaks up the paprika scented eggs, the sausage adds deep flavor, and the cheese melts into a lightly crisp top.
Why You’ll Love This Recipe
- Big flavor from a small amount of sausage: Hungarian sausage brings smoky paprika flavor through the whole dish.
- Great texture: The top turns golden and cheesy while the center stays soft and custardy.
- Uses everyday ingredients: Stale bread, eggs, vegetables, and a little cheese make a filling meal for four.
- Easy for busy mornings: You can prep the skillet mixture first, then bake everything in one dish.
Fabian’s Budget and Health Tip: Use yesterday’s bread instead of fresh bread. It absorbs the egg mixture better and saves food from going to waste. If Hungarian sausage is pricey, use a smaller amount and add extra spinach or bell pepper to stretch the filling.
Ingredients (Serves 4)
- 4 slices stale bread, cubed, about 5 ounces (140 g)
- 4 large eggs
- 1 small onion, diced, about 3 ounces (90 g)
- 1 bell pepper, diced, about 5 ounces (150 g)
- 2 large handfuls fresh spinach, about 2 packed cups (60 g)
- 3 to 3.5 ounces Hungarian sausage, sliced (80 to 100 g)
- 1 cup shredded cheese (100 g)
- 1 quarter cup milk (60 ml)
- 1 tablespoon oil or butter (15 ml oil or 14 g butter)
- Salt, to taste
- Black pepper, to taste
- 1 half teaspoon paprika (1 g)
Step-by-Step Instructions
1. Heat the Oven
Preheat the oven to 375°F (190°C). Lightly grease a small baking dish, about 8 inch square or similar. The dish should hold the bread mixture in a thick, even layer so the eggs set gently.
2. Soften the Onion and Bell Pepper
Heat the oil or butter in a skillet over medium heat. Add the diced onion and bell pepper. Cook for 4 to 5 minutes, stirring often, until the onion looks glossy and the pepper starts to soften. You should hear a gentle sizzle, not a harsh crackle.
3. Add the Sausage and Spinach
Add the sliced Hungarian sausage. Cook for 2 to 3 minutes, until the edges darken slightly and the paprika scented fat starts to coat the vegetables. Stir in the spinach and cook just until it wilts. The greens should look bright and tender, not soggy.
4. Toss in the Bread
Add the cubed stale bread to the skillet. Toss for 1 to 2 minutes so the bread picks up the sausage oil, onion sweetness, and paprika. The cubes should look lightly coated and smell savory.
5. Fill the Baking Dish
Transfer the bread, sausage, and vegetable mixture to the greased baking dish. Spread it evenly, but do not pack it too tightly. A few bread corners sticking up will help create a golden top.
6. Whisk the Egg Mixture
In a bowl, whisk the eggs with the milk, paprika, salt, and black pepper. Whisk until the yolks and milk look fully blended. Pour the mixture evenly over the bread. Press the bread down lightly with a spoon so it drinks in the eggs.
7. Add Cheese and Bake
Sprinkle the shredded cheese over the top. Bake for 20 to 25 minutes, until the eggs are fully set and the cheese is melted with golden spots. The center should not wobble when you gently shake the dish, and the edges should look lightly puffed.
Expert Troubleshooting and FAQs
Can I make this Hungarian sausage breakfast casserole ahead of time?
Yes. Cook the sausage and vegetables, toss them with the bread, and place everything in the baking dish. Keep the egg mixture separate until morning. Pour it over the bread just before baking for the best texture.
Why is my casserole watery?
The spinach may have released too much moisture, or the casserole may need a few more minutes in the oven. Cook the spinach only until wilted, and bake until the center is set. Let the casserole rest for 5 minutes before serving.
Can I use fresh bread instead of stale bread?
Yes, but stale bread works better. If your bread is fresh, cube it and toast it in a dry skillet or oven for a few minutes. The cubes should feel a little dry on the outside so they can absorb the eggs.
What cheese works best?
A mild melting cheese works well, such as cheddar, mozzarella, gouda, or Monterey Jack. For a stronger flavor, use a little smoked cheese with a milder cheese.
Can I make it less spicy?
Yes. Choose mild Hungarian sausage and use sweet paprika instead of hot paprika. The casserole will still taste smoky, savory, and full.
Estimated Nutritional Facts
These values are rough estimates per serving and will change based on the sausage, bread, milk, and cheese you use.
- Calories: about 360
- Protein: about 20 g
- Carbs: about 24 g
- Fats: about 21 g
Stale Bread, Sausage, Spinach and Egg Breakfast Casserole

Ingredients
- 4 slices stale bread, cubed, about 5 ounces (140 g)
- 4 large eggs
- 1 small onion, diced, about 3 ounces (90 g)
- 1 bell pepper, diced, about 5 ounces (150 g)
- 2 large handfuls fresh spinach, about 2 packed cups (60 g)
- 3 to 3.5 ounces Hungarian sausage, sliced (80 to 100 g)
- 1 cup shredded cheese (100 g)
- 1 quarter cup milk (60 ml)
- 1 tablespoon oil or butter (15 ml oil or 14 g butter)
- Salt, to taste
- Black pepper, to taste
- 1 half teaspoon paprika (1 g)
Instructions
- 1. Heat the Oven. Preheat the oven to 375°F (190°C). Lightly grease a small baking dish, about 8 inch square or similar. The dish should hold the bread mixture in a thick, even layer so the eggs set gently.
- 2. Soften the Onion and Bell Pepper. Heat the oil or butter in a skillet over medium heat. Add the diced onion and bell pepper. Cook for 4 to 5 minutes, stirring often, until the onion looks glossy and the pepper starts to soften. You should hear a gentle sizzle, not a harsh crackle.
- 3. Add the Sausage and Spinach. Add the sliced Hungarian sausage. Cook for 2 to 3 minutes, until the edges darken slightly and the paprika scented fat starts to coat the vegetables. Stir in the spinach and cook just until it wilts. The greens should look bright and tender, not soggy.
- 4. Toss in the Bread. Add the cubed stale bread to the skillet. Toss for 1 to 2 minutes so the bread picks up the sausage oil, onion sweetness, and paprika. The cubes should look lightly coated and smell savory.
- 5. Fill the Baking Dish. Transfer the bread, sausage, and vegetable mixture to the greased baking dish. Spread it evenly, but do not pack it too tightly. A few bread corners sticking up will help create a golden top.
- 6. Whisk the Egg Mixture. In a bowl, whisk the eggs with the milk, paprika, salt, and black pepper. Whisk until the yolks and milk look fully blended. Pour the mixture evenly over the bread. Press the bread down lightly with a spoon so it drinks in the eggs.
- 7. Add Cheese and Bake. Sprinkle the shredded cheese over the top. Bake for 20 to 25 minutes, until the eggs are fully set and the cheese is melted with golden spots. The center should not wobble when you gently shake the dish, and the edges should look lightly puffed.









