Preheat oven to 450°.
Place Brussels sprouts on a foil-lined jelly roll pan coated with cooking spray. Drizzle with 2 teaspoons oil and 1/4 teaspoon salt. Bake at 450° for 18 minutes or until lightly browned, stirring once.
Meanwhile, combine orange rind, orange juice, lemon juice, and pepper in a large bowl
Add Brussels sprouts to orange juice mixture and toss gently to coat. Serve immediately.