The author emphasizes the importance of using a good canned pumpkin puree in various pumpkin recipes. They claim to have extensive experience with pumpkin puree, having made a pumpkin-based smoothie for breakfast five days a week for most of the year. The author's favorite smoothie recipe includes a combination of almond milk, espresso, pumpkin, protein powder, and other ingredients. When choosing a canned pumpkin, it's essential to select a 100% pumpkin puree without added ingredients, rather than pumpkin pie filling.