1 head cauliflower, cut up
1/2 c. mayonnaise
2 tsp. prepared mustard
3/4 c. Cheddar cheese, shredded

Cook cauliflower in boiling water 15-20 minutes or until tender. Put in ungreased shallow baking pan. Mix mayonnaise and mustard. Spread over cauliflower in pan. Top with cheese. Bake at 375 degrees for 10 minutes until cheese is melted. Or, microwave on high for 1-2 minutes until sauce is heated through and cheese is melted.