Vegan chickpea tikka masala

Name: Vegan chickpea tikka masala
Prep time: 10 min
Cook time: 30 min
Total time: 40 min
Cuisine: Asian, Indian
Ingredients: 13.80 gm vegetable oil; 1 brown onion, sliced; 2 cloves garlic, crushed; 2cm-piece ginger, finely grated; 150g curry paste; 400g can crushed tomatoes; 2 x 400g can chickpeas, rinsed, drained; 150g green beans, trimmed, cut into 3cm lengths; 125ml coconut milk; 8.00 gm brown sugar; 62.50 ml coriander, finely chopped; Steamed basmati rice, to serve; Coriander leaves, extra, to serve; Lime wedges, to serve