Brown Sugar-Glazed Pork Chops with Garlic Herb Couscous and Roasted Zucchini

Preheat oven to 425 degrees. Wash and dry all produce. Trim and halve zucchini lengthwise, then slice into thin half-moons. Zest and quarter lemon. In a small bowl, combine brown sugar, stock concentrate, mustard, and 2 TBSP water (3 TBSP for 4 servings). Set aside.