Creamy spinach with chickpeas, atchar + toasted naan

Ingredients

• Creamy spinach
• 2 tbsp vegetable oil
• 1 onion, finely chopped
• 1 garlic clove, minced
• 300 g spinach, stems removed and chopped 
• 1 tbsp flour
• 1 cup milk
• ½ cup cream 
• Spicy chickpeas
• 1 can chickpeas, drained and rinsed
• 1 tbsp chilli paste
• ½ red pepper, deseeded and coarsely chopped
• ¼ cup cream
• To serve
• ¼ cup mango atchar
• 2 naan bread, lightly toasted
• 3 tbsp crispy onions