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										Preheat oven to 200°C. 
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										Line muffin or cupcake tray with baking cases, or use sililcone cupcake cups. 
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										Pour a dash of olive oil into a baking pan and toss the pumpkini nto it, and season with salt and pepper. Roast for 20 minutes or until tender. Set aside to cool. Reduce oven temperature to 180°C. 
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										Transfer pumpkin to a food processor or immersion blender, add sour cream and process until smooth. 
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										Combine flour, baking powder, parmesan and basil in a bowl. 
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										Add egg and butter to pumpkin mixture and combine, then add to flour mixture. 
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										Using a large metal spoon, gently stir until just combined and spoon into prepared cases. I made 8 cupcake size muffins, but will fill 6 large muffin sized containers.Sprinkle with pumpkin seeds and gently press seeds into batter. 
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										Bake for 15 minutes or until golden and cooked through. 
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										Transfer to a wire rack. 
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										Serve warm or cold with extra butter and extra basil leaves.