In a food processor add black beans, boiled sweet potato, chives, garlic powder, cumin and black pepper. Blend until smooth.
Transfer in large bowl and mix in oats.
Form about 3 black bean patties and brush with 1 tbsp. oil on each side.
Cut Eggplant into 1 inch thick slices and brush with 1½ tbsp. oil on each side.
Cut Red pepper in thirds and brush with ½ tbsp. oil on each side.
Heat grill to medium low and add eggplant and peppers, cook for 3-5 minutes on each side or until tender.
For black bean burgers cook on grill sheet or oven safe pan. Cook for 3-5 minutes on each side or until crispy.
Serve with arugula, red onions and avocado and a sauce preference.