Heat 1 tbsp vegetable oil in a wok over medium high heat.
Add chicken and cook until browned. Cook in batches if required and add extra vegetable oil if required. Remove from wok, set aside and keep warm.
Add and heat remaining vegetable oil to wok.
Add onion and cook for 2-3 minutes until softened.
Add red curry paste and orange zest and cook while stirring for a further 1 minute.
Add coconut milk, orange juice, fish sauce, brown sugar and kaffir lime leaves. Stir to mix, bring to boil, then reduce heat and simmer for about 2 minutes.
Return chicken to wok with snow peas and cook for a further 2 minutes to heat chicken through.
Add orange segments, stir to mix through and cook fro a further 30 seconds. Remove from heat.
Top with basil leaves, red chilli and serve with jasmine rice.