Ham and Egg Casserole ...Josie Hicks

Ham and Egg Casserole 

1 cup fully cooked ham, cut into small pieces
2 cups cheddar cheese
1/4 cup Parmesan Cheese
1 tablespoon flour
1/4 teaspoon Greek Seasoning (I used a little onion salt and a little garlic powder. I wanted onion powder but was out!)
1/4 teaspoon pepper, divided in half
1/4 cup butter, melted
12 eggs
1 cup milk
1/2 tablespoon Dijon mustard
Thaw, pour into 9x13, bake at 350 degrees 35 minutes or until a knife inserted in the middle comes out clean.