Lentil and Beet Burger

Ingredients

• 1/4 cup (60 mL) canola oil
• 1 cup (250 mL) yellow onion, small dice
• 16 oz (500 g) whole green lentils, cooked
• 1 cup (250 mL) red beet, finely grated
• 1 cup (250 mL) pearl barley, cooked
• 1 cup (250 mL) cashews, toasted
• 1 cup (250 mL) breadcrumbs
• 1 large egg
• 1 Tbsp (15 mL) tamari
• as needed, salt
• as needed, ground black pepper
• 6 burger buns
• 6 sliced smoked Gouda
• Garnishes:
• mayonnaise
• lettuce
• avocado
• red onion, shaved
• ketcup
• pickles