Peel and wash the potatoes and cut them into approx. 2 x 2 x 2 cm cubes. Peel and finely dice ginger, garlic and onions. Wash the chilli pepper and cut into fine rings. Heat oil in a pot.
Add potatoes, onions, garlic and ginger and sauté for 3-4 minutes, turning several times.
Add the paste, sweat briefly, deglaze with stock and coconut milk. Simmer for about 5 minutes in an open pot at medium heat. Season well with salt and pepper.
In the meantime, clean and wash the beans and cut them into 4 cm long pieces. Wash the meat, dab dry and cut into cubes (approx. 2 x 2 x 2 cm). Add meat and beans to the curry, mix and cook covered for about 10 minutes at medium heat.
Wash basil, shake dry, pluck leaves from the stems and cut into strips. Add to the curry just before the end of the cooking time. Season curry with lime juice, salt and sugar. Arrange in deep bowls.