Preheat oven to 200°C.
Toss pumpkin with oil in a large baking dish. Bake for 15-20 minutes, until just tender. Gently toss capsicum through while still warm. Cover and cool until required.
To make dressing, whisk olive oil. vinegar, maple syrup and mustard together, in a small jug. Season to taste.
In a large bowl, combine spinach, avocado, pumpkin mixture and pine nuts. Season to taste. Drizzle with dressing, tossing well. Serve topped with feta.
