the best damn vegan burger - hot for food

Ingredients

• 1 large yellow onion
• 2 tbsp coconut oil
• 1/2 tsp salt
• 1 tsp agave nectar (or coconut sugar/brown sugar)
• 1 package Gardein ultimate beefless ground (about 3 cups)
• 1 x 15 oz can black beans
• 1/2 C vital wheat gluten
• 1/2 tsp chipotle chili powder
• 1/2 tsp ground cumin