Ingredients:
- 2 medium potatoes, peeled and diced (or use cooked/leftover potatoes)
- 6 large eggs
- 1/2 cup milk or cream
- 1 cup shredded cheese (cheddar, mozzarella, or your favorite)
- 1/2 onion, finely chopped
- 1–2 tablespoons olive oil or butter
- Salt and pepper to taste
- Optional: chopped herbs (parsley, chives), cooked bacon or ham, bell peppers, or spinach

Instructions:
- Cook the Potatoes:
- Heat olive oil or butter in an oven-safe skillet over medium heat.
- Add diced potatoes and cook until tender and golden brown (about 10–15 minutes). Stir occasionally.
- Add the chopped onion halfway through and cook until softened.
- Prepare Egg Mixture:
- In a bowl, whisk together eggs, milk or cream, salt, and pepper.
- Stir in shredded cheese and any optional ingredients like herbs or cooked meats.
- Combine and Cook:
- Once potatoes and onions are cooked, reduce heat to low.
- Pour the egg mixture over the potatoes. Let it cook undisturbed for 3–4 minutes until the edges start to set.
- Finish in Oven (or Stovetop):
- Oven method: Preheat oven to 375°F (190°C). Transfer skillet to the oven and bake for 10–12 minutes, or until center is set.
- Stovetop method: Cover skillet with a lid and cook over low heat for 10–12 minutes until fully set.
- Serve:
- Let frittata rest for 5 minutes before slicing.
- Serve warm or at room temperature.

