Cauliflower Soup

INGREDIENTS:
1 medium cauliflower cut up and cook slightly
2 tablespoons flour
2 cups canned chicken broth
2 cups half and half
1/2 teaspoon worcestershire sauce (or more to taste)
3/4 teaspoon salt
1/4-1/2 cups margarine
3/4 cup chopped onions
2 cups grated velveeta cheese

INSTRUCTIONS:
Drain cauliflower and reserve 1 cup water. Melt butter in 3 quart pan. Add onions. Cook till tender. Blend in flour and broth. Bring to boil-stirring add cauliflower water 1/2 and 1/2 worcestershire sauce and salt. Add cauliflower-boil-add cheese, add more to taste.