1 med. head cauliflower, 1 lb.
2 tbsp. water
1 tsp. salt
1/2 c. mayonnaise
1/4 c. onion, minced
1/2 tsp. prepared mustard
1/2 c. or more grated cheddar cheese

Dissolve salt in water and pour over cauliflower which has been placed in 2 quart casserole. Place cauliflower bottom down and cover. Microwave on high for 7 minutes. Mix mayonnaise, onion and mustard. Spread mixture on cooked cauliflower; sprinkle with cheese. Heat on medium for 1 1/2 minutes. Let stand 2 minutes before serving.