In a large skillet, melt coconut oil over medium heat.
Add onions and garlic and sauté for 5-6 minutes or until translucent.
Add in the spinach and cook on medium heat for 3-5 minutes until the spinach is wilted.
Remove spinach from heat and allow to cool.
In a large bowl add 1 can of black beans and mash them with a fork.
Then add in the chopped mushrooms, additional can of beans, Worcestershire sauce and steak seasoning.
Add in eggs, panko, feta and cooled onion & spinach mixture.
Mix until combined well.
Form into 8 - 10 patties. I roll them into a small ball the press them into a patty.
Add enough coconut oil or olive oil to the bottom of a saute pan and heat to medium-high.
When the oil is hot, add the patties keeping a small space between them so they do not stick together.
Cook for 4-5 minutes until golden brown.
Then flip and cook for an additional 4-5 minutes until golden brown.
Preheat oven to 375 degrees F
Place patties on a parchment paper lined baking sheet.
Bake for 10 minutes, flip and continue baking for another 10 or until they are golden brown and crispy.