Tomato And Cheese Sauce
["2 Tbsp. butter", "2 Tbsp. flour", "2 c. milk", "3 oz. tomato paste", "1 tsp. salt", "1 tsp. oregano", "1/3 c. Parmesan cheese", "1/2 c. shredded Cheddar cheese"]
["Melt butter in saucepan; stir in flour.", "Cook over low heat for", "one minute.", "Stir in 1 cup milk; cook until thick.", "Stir in second cup of milk, tomato paste, oregano and salt.", "Cook over low heat for 5 minutes.", "Stir in cheeses."]
["butter", "flour", "milk", "tomato paste", "salt", "oregano", "Parmesan cheese", "Cheddar cheese"]