Easy Lentil Salad

Ingredients

• 1/3 cup / 75 ml red wine vinegar
• 2 tbsp / 25 ml extra virgin olive oil
• 2 tsp / 10 ml Dijon mustard
• 1/2 tsp / 2 ml sea salt
• 2 cans of lentils (19 oz/540 ml each), drained and rinsed well
• 1.5 cups / 375 ml chopped red or yellow bell pepper
• 1.5 cups / 375 diced cucumber
• 1/4 cup / 50 ml finely sliced green onion
• Crumbled feta cheese for garnish