Spinach & Ham Crustless Pie

1 package (10 oz.) frozen, chopped spinach
1 carton (24 oz.) cottage cheese
1 cup grated cheddar cheese
1 cup grated swiss cheese
1 cup diced ham
6 eggs
4 tablespoons oil
1 small onion (chopped)
1 t. garlic powder/Cavender's Greek Seasoning
Freshly ground pepper to taste

Squeeze water out of spinach. Combine cottage cheese, grated cheeses, spinach, eggs, oil and seasonings. Add ham and onion. Pour mixture into lightly oiled 9 x 13 baking dish. Bake at 350 degrees for 40 minutes or until knife comes out clean. Dot with butter or oil for a golden top. Serves 14.