Preheat the oven to 190 ºC or 375 ºF. Remove seeds from pumpkin and slice it with a sharp knife. Place the pumpkin slices and chick peas separately in the baking tray and sprinkle with olive oil, salt and pepper. Roast for 20 minutes.
Cut prosciutto ham slices in 4 parts. Place them on a baking tray together with walnuts and put in the oven for 3 minutes or until crispy. Let cool. It's very easy to burn them, so be careful.
Make the dressing: combine all ingredients and pulse in a blender or food processor.
Distribute salad greens into two bowls. Put roasted pumpkin slices and chick peas on top. Arrange prosciutto chips and goat cheese slices. Sprinkle with cranberries and walnuts. Pour the dressing on top. Season with salt and pepper to taste. Enjoy!
Store leftovers in the fridge for up to 3 days. Store the dressing separately in an airtight container.