Pork with red cabbage and pears

Ingredients

• 1 1/2 tbsp canola oil
• 2 tsp balsamic vinegar
• 4 pork steaks (trimmed of all excess fat)
• 1 red onion (thinly sliced)
• 1 garlic clove (crushed)
• 500 g red cabbage (shredded)
• 250 g raw baby beets (peeled and cut into six wedges)
• 2 pears (ripe but firm, quartered, cored and thinly sliced)
• 1 orange (zest finely grated and juiced)
• 1 1/2 tbsp soft brown sugar
• 1 398ml can green lentils (drained and rinsed)
• 1/3 cup diluted salt-reduced or homemade chicken or vegetable stock
• 1 tsp whole grain mustard