Process in a food processor or high powered blender until it becomes a smooth paste. Press into four 6-inch fluted tart pans, or press into one larger 10 to 12 inch springform pan or tart pan and put in the freezer. (This part can be done ahead).
For Blendtec:Using Twister Jar: Blend on Med-High, turning the lid counterclockwise. Using Fourside/Wildsie Jars, pulse 5 times, then scrape down and repeat 2 or 3 more times until mixture looks like coarse crumbs. Blend on HIGH until sticky.
For Vitamix: Start blender on Variable Speed 1, turn machine on and increase to Speed 5. Use tamper to ensure the raisins and pecans are getting into the blades. Once it is blending without the tamper, increase to Speed 10/High until material is sticky (about 1 min total).
For Filling:
Add all ingredients to a high powered blender jar and blend until smooth. Poor in more coconut water as needed while blending to make a smooth but thick mixture.
For Blendtec: Blend on speed 4 or Medium for 10 seconds, then increase to speed to 8 or High for 10 seconds. Pour into prepared crust.
For Vitamix: Start on Variable Speed 1 and slowly increase to Speed 10/High. Blend until smooth.
Scrape filling into tart shells.
Chill overnight. before serving.
For Topping:
Add 1/4 c blueberries, 1/2 t vanilla, and 1 t ground chia to food processor or blender and puree until smooth.
For Blendtec: Blend on Medium Speed for about 10 seconds.
For Vitamix: Start on Variable Speed 1 and slowly increase to Speed 10/High for about 20 seconds.
Transfer to a bowl and stir in the remaining cup of whole blueberries.
Spoon topping onto tart filling. Refrigerate until ready to serve.
All done! Enjoy!! Now take a photo, rate it, and share your accomplishments to enter our weekly photo contest! :) Tag @BlenderBabes & #BlenderBabes
Notes
For Vitamix: Tested using a 64oz tall jar with 3 inch base. For the 64oz compact jar with 4 inch base, may need to increase amounts to work properly.