2 cups uncooked elbow macaroni
2 tablespoons butter
3 tablespoons flour
2 cups whole milk
1 cup shredded sharp cheddar cheese
1/2 cup crumbled blue cheese
1 teaspoon salt
1/4 teaspoon pepper, to taste
1/2 teaspoon garlic powder, optional
3/4 cup chunky salsa, optional
Cook macaroni according to package directions. Drain and set aside.
While macaroni is cooking, make a white sauce by melting butter in saucepan, stir in flour. Cook over medium heat, stirring constantly, until smooth. Gradually whisk in milk; stir until smooth and sauce boils.
Add cheeses, stir to melt. Add cooked macaroni, salt and pepper to taste, and optional garlic powder; heat through, stir in optional salsa and serve. Serves 6