Vegetarian harira

Name: Vegetarian harira
Prep time: 15 min
Cook time: 20 min
Total time: 35 min
Cuisine: Moroccan, African
Ingredients: 1 tablespoon olive oil; 1 medium brown onion, chopped; 2 garlic cloves, crushed; 2 teaspoons ground cumin; 1 teaspoon cayenne pepper; 1/4 teaspoon ground ginger; 400g can diced tomatoes; 2 cups Massel vegetable liquid stock; 400g can chickpeas, drained, rinsed; 400g can brown lentils, drained, rinsed; 1 teaspoon finely grated lemon rind; 1/4 cup lemon juice; 1/3 cup finely chopped fresh coriander leaves; Warmed pita bread, to serve