Clean and slice the squid into rings.

Slice the bell pepper and onion, and mince the garlic.

Heat the wok over medium-high heat and add oil.

Add garlic, onion, and bell pepper, stir-frying for 2-3 minutes.

Add the squid and stir-fry for another 5 minutes.

Stir in fish sauce, soy sauce, sugar, and black pepper, cooking for an additional 2 minutes.

Remove from heat and stir in cilantro and basil before serving.