1
Place a lightly oiled baking sheet on top rack (for 4 servings, use 2 lightly oiled baking sheets on top and middle racks) and preheat oven to 450 degrees. Wash and dry produce.
Trim and halve zucchini lengthwise; thinly slice crosswise into half-moons. Halve tomatoes. Peel and mince or grate garlic. Zest and quarter lemon.
Open package of chicken and drain off any excess liquid. Season all over with salt and pepper. Heat a drizzle of oil in a large pan over medium-high heat. Add chicken or sausage; cook, stirring frequently, until cooked through, 4-6 minutes. Turn off heat; transfer to a plate. Wipe out pan.