Ingredients:
- 450 g of potatoes, peeled and sliced
- 1 onion, finely chopped
- 250 g of spinach, washed and roughly chopped
- 4 eggs
- 4 tablespoons of sour cream
- 1 teaspoon of garlic powder
- 1 teaspoon of baking powder
- 150 g of hard cheese (such as mozzarella), grated
- Salt and pepper, to taste
