Ingredients:
1 1/2 cups cheddar cheese, grated and divided
1 9 oz. package frozen spinach, thawed and drained
1 cup white bread, cubed
1 cup fresh button mushrooms, sliced
1/2 cup green onion, thinly sliced
6 eggs
1 1/2 cups milk
1/2 cup heavy cream
1 teaspoon salt
1 teaspoon black pepper
1...