Add filling dates , water, lemon juice and vanilla to food processor and process until smooth. Stir together apple slices, cranberries and date mixture and pour in a 10-inch pie pan.
Add crumble dates, water, cinnamon and salt to food processor and process until smooth. Stir together oats and date mixture until crumbly.
Sprinkle oat mixture oven apple mixture. Bake for 40 minutes.
Notes
Store leftovers in the refrigerator for up to 1 week. If making ahead of time, dish can be stored in the refrigerator and then warmed in the oven prior to serving. You can make individual servings of these by utilizing ramekin. Although make sure to reduce the bake time to 15 to 20 minutes.