1 med. cauliflower
1/4 c. water
1/2 c. mayonnaise
1 tsp. onion, finely chopped
1 tsp. prepared mustard
1/4 tsp. salt
1/2 c. shredded Cheddar cheese

Place cauliflower and water in 1 1/2 quart glass casserole. Cover with plastic wrap. Microwave 9 minutes on high. Drain. Combine mayonnaise, onion, mustard and salt. Spoon over cauliflower, sprinkle with cheese.

Microwave 1 1/2 to 3 minutes on medium high (roast). Let stand 2 minutes before serving.