Combine vegetable oil and 1/4 cup of the coconut cream in a wok over medium heat.
Simmer the oil and coconut cream mixture until the oil separates, approximately 5 minutes.
Add curry paste and fry while stirring regularly over gentle heat until fragrant, about 2-3 minutes.
Add palm sugar, light soy sauce, sweet soy sauce, julienned ginger, and diced tofu. Cook for a few minutes, stirring gently.
Pour in tamarind juice and remaining coconut cream, stirring to combine.
Bring the mixture to a boil, then stir in fresh basil leaves.
Remove from heat immediately after basil is added.
Pour crushed cashews over the curry and serve over jasmine rice.