Yummy Low-Fat Mac & Cheese

• 1 tablespoon unsalted butter
• 3 tablespoons unbleached all-purpose flour
• 1 teaspoon dry mustard
• 1/2 teaspoon paprika
• 1/2 teaspoon kosher salt
• 1 1/2 cups nonfat milk
• 1 cup nonfat sour cream
• 1 egg, lightly beaten
• 2 cups shredded reduced-fat cheddar cheese
• 4 cups cooked elbow macaroni (from about 2 cups dried)
• 1/4 cup corn flake crumbs or 1/4 cup dried breadcrumbs

1. Coat 2 quart casserole with nonstick spray. Preheat the oven to 350u0b0F.
2. Melt butter in medium saucepan. stir in flour, mustard, paprika, and salt. slowly pour in milk, whisking continuously until there are no lumps in the flour. continue to stir with whisk, raise the heat, and cook until milk bubbles and thickens. Remove from stovetop and stir in sour cream, egg, and cheese.
3. Toss macaroni and the cheese mixture together in a bowl and then pour it into the casserole. Top with the cornflake crumbs. Set in the oven and bake for 20 min, or until bubbling around edges.

unsalted butter, flour, mustard, paprika, kosher salt, nonfat milk, nonfat sour cream, egg, cheddar cheese, macaroni, flake crumbs

Taken from www.food.com/recipe/yummy-low-fat-mac-cheese-222560 (may not work)