Cauliflower with Mustard and Horseradish Mayonnaise

• 1 head cauliflower
• 1/3 cup mayonnaise (preferably homemade)
• 1/3 c

Steam the whole head of cauliflower over boiling water for 10 minutes. Drain and chill thoroughly in the refrigerator.

Just before serving, mix together the mayonnaise, sour cream, mustard, lemon juice, salt, pepper and horseradish, blending well. Spread this mixture over the top and sides of the chilled cauliflower, masking it completely. Sprinkle the minced parsley over the top.