Instant Pot Aubergine, Tomato and Potato Curry - Lunchbox Doctor

Name: Instant Pot Aubergine, Tomato and Potato Curry - Lunchbox Doctor
Cuisine: Asian, Indian
Ingredients: 2 tbsp olive oil; 1 onion, chopped; 1 large aubergine, chopped into roughly 3cm cubes; ½ green chilli, finely chopped; 1 tsp chopped garlic; 1 tsp chopped ginger; 10 cherry tomatoes; 1 large, potato chopped into roughly 2 cm cubes; 1 tsp mild curry powder; ½ tsp ground cumin; ½ tsp ground turmeric; ½ tsp garam masala; 1 tsp salt; 1 ½ tbsp tomato paste; 80 ml water