Recipe from The Frugal Foodie
Ingredients
½ pound box of elbows
2 tablespoons of butter
¼ cup minced onion
2 tablespoons all-purpose flour
1 ¼ cups milk
½ teaspoon salt
1/8 teaspoon in pepper
1/2 cup (2 ounces) smoked Gouda cheese, shredded
1/2 cup (2 ounces) white cheddar cheese, shredded
¼ cup Parmesan cheese
2 tablespoons butter
½ cup bread crumbs
2 cups baby spinach
Instructions
Cook elbows per package directions; drain.
Preheat oven to 350.
In a medium saucepan, melt butter. Saute onion until soft.
Stir in flour. Let cook for 1-2 minutes. Gradually stir in milk. Cook, stirring constantly over medium heat until sauce thickens. Stir in salt and pepper.
Add cheeses; stir until cheeses melt.
Combine cheese sauce, elbows, and spinach. Spoon into greased 1-quart baking dish.
Melt the remaining 2 tablespoons of butter in a small saucepan. Add breadcrumbs. Cook over low heat until breadcrumbs lightly brown.
Top pasta and cheese sauce with toasted bread crumbs. Cover with aluminum foil. Bake 20 minutes covered. Remove foil and cook for an additional 10 minutes.
Let cool 5 minutes before serving.