Heat oven to 400 degrees. Lightly beat eggs. Add oil, pumpkin puree, and mashed banana and combine. In a separate bowl, combine almond flour, salt, baking powder, and spices. Add wet ingredients to dry ingredients and mix until combined. Add blueberries. Fill muffin cups to the top and bake for approximately 30 minutes. Muffins will be tender. Cool on wire rack and store covered in the refrigerator.