Ham and Broccoli Quiche with Hash Brown Crust

Name: Ham and Broccoli Quiche with Hash Brown Crust
Ingredients: cooking spray; 2 cups frozen shredded hash brown potatoes, thawed; 1/2 teaspoon cracked black pepper, divided; 2 tablespoons butter; 2 sweet onions, chopped; 2 cups frozen broccoli florets; 1 tablespoon minced garlic; 5 eggs; 6 ounces garden vegetable cream cheese, softened; 4 slices deli ham, chopped; 3/4 cup shredded Cheddar cheese; 3/4 cup shredded mozzarella cheese; 1 1/2 tablespoons shredded Parmesan cheese; 1 teaspoon Italian seasoning; 1/4 teaspoon salt