Chery'S Cauliflower Sauce - cooking recipe

Ingredients

1 medium head cauliflower
1/4 c. butter
2 Tbsp. flour
1/2 tsp. salt
1/4 tsp. dry mustard
2/3 c. milk
1 c. or 3 oz. sliced mushrooms
1/2 c. sour cream
1/2 c. chopped green onion

Preparation

Cook cauliflower in 3/4 cup water for 20 to 25 minutes.