Broccoli 'N' Cauliflower Salad
["1 small head cauliflower, broken into pieces", "1 lb. broccoli, broken into pieces", "1/2 lb. fresh mushrooms, sliced", "1 small purple onion, sliced and separated into rings", "2 stalks celery, sliced", "1 c. vegetable oil", "1/2 c. white wine vinegar", "1/2 c. sugar", "1 Tbsp. Italian seasoning", "2 tsp. dry mustard", "1 tsp. salt", "lettuce leaves (optional)"]
["Combine first 5 ingredients in a large bowl, set aside. Combine oil and next 5 ingredients; stir well and pour over vegetables.", "Toss gently to coat; cover and chill 3 hours, stirring occasionally.", "Serve with a slotted spoon over lettuce, if desired.", "Yields 8 to 10 servings."]
["head cauliflower", "broccoli", "fresh mushrooms", "purple onion", "stalks celery", "vegetable oil", "white wine vinegar", "sugar", "Italian seasoning", "dry mustard", "salt"]