Breakfast Sausage and Hash Browns Casserole

I couldn't find this recipe on Recipezaar - I was surprised because it's become a family favorite for our Easter brunch every year.

• Ready In: 1 hr 5 mins
• Serves: 10
• Yields: 1 casserole

Ingredients

• 16  ounces breakfast sausage, bulk
• 2  tablespoons all-purpose flour
• 1 1⁄2 cups milk (do not use skim or fat free)
• 16  ounces frozen hash brown potatoes
• 4  green onions, finely chopped
• 2  teaspoons fresh parsley
• 2  teaspoons rosemary
• 1 1⁄4 cups sharp cheddar cheese, grated

Directions

1. Preheat oven to 350°F Butter 8x8x2-inch glass baking dish.
2. Cook sausage in heavy large skillet over medium-high heat until brown, breaking into small pieces with back of spoon, about 5 minutes. Mix in flour, then milk. Cook until mixture thickens and comes to boil, stirring occasionally, about 5 minutes.
3. Layer potatoes in prepared dish. Top with 1/3 of green onions, 1 cup cheese, 1/3 of green onions, sausage mixture, sprinkle the herbs on top, and the remaining 1/4 cup cheese. Bake casserole until potatoes are tender, about 45 minutes. Sprinkle with remaining green onions and serve.