In a bowl combine the ground beef, spinach, sun dried tomatoes, red onion, feta, egg, and season to taste.
1 lb. ground beef, 1 cup baby spinach leaves, ¼ cup sun-dried tomatoes, ½ small red onion, ¼ cup feta cheese, 1 egg, Sea salt and freshly ground black pepper
Mix everything until well combined and form 4 large patties with the mixture.
Melt coconut oil in a skillet over medium-high heat.
2 tbsp. coconut oil
Cook the patties 5 to 6 minutes per side, or until desired doneness.
Serve the patties topped with tomato, lettuce, and onion, or any toppings of your choice.
Tomato slices to serve, Lettuce, Onion slices