Avocado, Lentil and Tomato Salad - Australian Avocados

Ingredients

• ⅓ cup extra virgin olive oil
• 1 tsp Dijon mustard
• 2 tbsp red wine vinegar
• Salt & pepper
• 2 x 400g tins lentils (drained and rinsed)
• 1 punnet (250g) cherry tomatoes, chopped
• 2 shallots, sliced
• 100 g crumbled feta cheese
• 2 avocados, chopped
• 1 cup fresh mixed herbs; we used mint & parsley