Preheat oven to 350 degrees. Line a baking sheet with parchment paper.
Mix black beans in a food processor. Mix until a paste forms but leave a few beans intact for texture.
Mix black beans and the remaining ingredients in a large bowl. Add the flaxseed egg mixture. Stir all together.
Add seasonings and adjust to taste if necessary.
With slightly wet hands, shape the dough into 8 patties.
Cooking options: Bake for 15 minutes, then flip them and bake for another 15-20 minutes. OR prebake for 15 minutes then place them on the grill. Grill on each side for a few minutes until golden.
Don’t forget to freeze any unused patties!