Spinach Frittata - cooking recipe

Ingredients

6 eggs
1 pkg. frozen spinach, cooked and well drained
1 (8 oz.) pkg. Mozzarella, shredded
grated cheese to taste
1 pkg. Ricotta (optional)

Preparation

Put a little oil in a flat pan and wait until it's hot.
Mix the eggs and pour them in the flat pan.
Add the cooked spinach and mix with the egg.
Then add shredded Mozzarella (and Ricotta). Wait until the bottom is all dried up.
Put a flat dish over the pan and turn it over so the frittata is on the dish and slide it back in the pan.
Cook the other side, your omelet (frittata) should be light brown on the edges.