Drain the sardines, place them in a bowl and mash them with a fork. Peel and finely dice the shallot. Mix with cream cheese, sardines and lemon juice. Season with salt and pepper
Carefully drain the peppers, spread on kitchen paper, dab dry and fill with the sardine mixture. Wash the basil, shake dry. Pluck the leaves from the stalks, except for a little to garnish, and cut finely
Arrange the peppers on a plate, drizzle with olive oil. Sprinkle with chopped basil and garnish with leaves. Serve with e.g. roasted bread