Add red lentils and 1 cup water to medium saucepan over medium heat. Bring to a simmer, reduce heat to low, cover and let cook for 20 minutes or until water is absorbed.
Preheat oven to 350 degrees F.
Soak dates in 1/2 cup hot water for 5 minutes.
Add rolled oats to food processor fitted with S-blade and processor into coarse oat flour. Transfer to a large mixing bowl. Add cinnamon, baking powder and baking soda.
Add dates (including soaking water), vanilla extract and cooked lentils to food processor fitted with an S-blade. Process for 30 seconds, or until smooth.
Add lentil and date mixture to dry ingredients in mixing bowl. Stir to combine. Add raisins and stir.
Using a cookie scoop, drop dough onto parchment-lined baking sheet. Bake for 15 minutes. Let cool and enjoy!
Notes
Store in an airtight container. If you haven't already polished these off after 2 days, store in refrigerator for up to 1 week. If swapping Deglet Noor dates for Medjool dates, use 16 rather than 8.