1 head cauliflower
1 tsp. salt
1/2 c. mayonnaise
2 tsp. mustard
2/3 c. grated Cheddar cheese

Boil cauliflower in salted water until head is just able to be penetrated with fork (12-15 minutes). Drain and place on foil in shallow baking dish. Mix mayonnaise and mustard and spread over surface of cauliflower. Sprinkle with cheese. Bake at 375 degrees until cheese melts (about 10 minutes).