Method

1. 1Step : Cut the Roquefort into dice-sized pieces and let it soak in the vinegar
2. 2Step : Wash the endives and slice them thickly.
3. 3Step : Gradually add the olive oil, then the walnut oil, to the Roquefort and vinegar mixture.
4. 4Step : Chop the walnut halves into small pieces.
5. 5Step : mix everything together and add a little pepper