In a bowl, combine hash browns, one cup of cheddar (100 g),salt, pepper, and olive oil.
2. Step
Divide hash brown mixture into the cups of a 12-cup muffin tin. Press the hash browns down firmly along the shape of the cups. Bake at 400°F (200°C) for 20 minutes to set the cups.
3. Step
Crack an egg into each cup and sprinkle some salt, pepper, and the remaining cheddar on top. Bake again at 350°F (180°C) for 13-15 minutes, or until the egg whites have set.
4. Step
After they have cooled, remove cups by running a knife along their edges. Serve with all the toppings you desire!