Pineapple Hamburgers - King's Olive Oil

Ingredients

• 1 lb. ground beef
• 1 Roma tomato, cut into small pieces
• ¼ cup Feta cheese
• ½ of a small onion, finely chopped
• 2 garlic cloves, finely chopped
• 2 Tbsp. Golden Pineapple Balsamic Vinegar
• ¼ tsp. ground ginger
• Salt and freshly ground black pepper, to taste