Roughly chop the almonds, walnuts and pistachios. Place into a dry skillet on stove.
Add the pumpkin seeds, sunflower and hemp seeds to the skillet and stir together. Cook over medium heat until fragrant. Remove from heat and set aside.
In a small sauce pan melt butter then add Allulose, vanilla, cinnamon, salt and Swerve. Stir together and boil for 2-3 minutes until it thickens slightly.
Stir into the nuts and seeds mixture until thoroughly coated.
Spread mixture into a parchment lined 9 by 13 baking dish. Place another piece of parchment over the top and use your hands to press mixture well into pan to even the top and spread to corners. Remove the top piece of parchment and let cool about 10 minutes.
Refrigerate for 15 minutes then slice into 14 bars.
Refrigerate for another 15 minutes then wrap individually and store in an airtight container. Shelf stable for 3-4 weeks.