How to Make It
Thinly slice broccoli and Brussels sprouts in a food processor fitted with the slicing blade. Sprinkle with 1/4 teaspoon salt; toss to coat.
Combine remaining 1/4 teaspoon salt, oil, and next 5 ingredients (through cheese) in a small bowl, stirring well with a whisk. Add dressing, grapes, and pine nuts to broccoli mixture; toss.