Stir fried crispy pork with red curry paste

Ingredients

• 400 g Crispy pork, cut into well pieces
• 200 g string beans, cut into 1" long (other vegetables can also be used, such as carrot, cabbage, broccoli, etc.)
• 2 kaffir lime leaves, sliced thinly
• 3 tablespoons red curry paste
• 3 tablespoons fish sauce
• 1 tablespoon sugar
• coriander leaves ( for garnishing )