2 pork fillets, about 875 g together, trimmed of fat
a bunch of sage
2 cloves of garlic, peeled and cut into slivers
1 lemon, from which small pieces of rind are cut
sea salt
freshly ground black pepper
1 tbsp olive oil
8 slices smoked streaky bacon, rind removed
1 litre chicken stock
250 g Puy lentils
100 ml white wine
100 ml double cream or creme fraiche
1 tbsp Dijon mustard