Old Fashioned Mac and Cheese

3 Tbsp. butter
2 Tbsp. flour
1/2 tsp. salt
2 cups milk
2 cups cheese, divided
7 oz macaroni (1 3/4 cups) cooked, drained

Preheat oven to 350*. Melt butter in large saucepan on low heat. Add flour and salt; mix well. cook 2 minutes or until bubbly. Gradually add milk, stirring until well blended. Cook on med. heat until mixture boils and thickens, stirring constantly. Reduce heat to low; simmer 3 to 5 minutes or until thickened. Add 1-2/3 cups of cheese; cook until melted, stirring constantly. Add macaroni; mix lightly.

Spoon into 1-1/2 quart casserole; sprinkle with remaining cheese.

Bake 20 minutes or until heated through.