1 lb Ground beef
1/4 c Chopped onion
1/4 ts Dry mustard
4 oz Cream cheese
8 oz Tomato sauce
10 pk Frozen mixed vegetables, thawed
1 ts Salt
1/8 ts Pepper
1 tb Brown sugar
Crushed corn chips

Brown meat in a skillet, add onion and cook until tender. Add salt, pepper, dry mustard, brown sugar and cream cheese; stir until cheese melts. Add tomato sauce and defrosted vegetables. Turn into 1 1/2 qt. casserole. Sprinkle with corn chips. Cover and bake in moderate oven (375 degrees) 40 minutes. Uncover and bake 10 minutes longer.