Baked Spaghetti

Directions

1. 1
   In skillet brown hamburger and onion.
2. 2
   In separate skillet melt together butter and flour.
3. 3
   Add milk and cook until thickened.
4. 4
   Cut up cheese in this mixture and cook until melted.
5. 5
   Add tomatoes and mushrooms together.
6. 6
   Cook 1/2 package spaghetti according to package directions.
7. 7
   Mix all ingredients together and bake in a 9 x 13-inch pan for 1 hour at 350°.
8. 8
   Sprinkle more cheese on top before baking.
9. 9
   Very good warmed over.