Arugula and Roasted Cauliflower Salad

Preheat oven to 425 degrees F. In shallow roasting pan combine cauliflower, 3 tablespoons olive oil, 1/2 teaspoon salt, and pepper; toss. Roast, uncovered, for 30 to 35 minutes, stirring twice. Remove; cool.

In small bowl combine vinegar, mustard, and remaining salt. Whisk in the 1/3 cup olive oil until combined. In a large bowl combine cauliflower, arugula, and onion. Add the vinegar mixture; toss gently. Top with shaved Parmesan. Makes 12 servings.