Tuna Spaghetti Casserole

Ingredientes

• 2 tbsp flour
• 1 cucharada margarine
• 2 onza part skim mozzarella cheese
• 1 taza nonfat milk
• 1/2 cucharadita salt
• 1 lata white tuna fish in water
• 8 oz spaghetti noodles

Instrucciones

1. Melt butter.
2. Stir in flour and milk until smooth.
3. Microwave until thickened.
4. Add cheese, tuna, and salt. Stir until melted.
5. Boil noodles according to directions on package.
6. Drain and stir into sauce.