Potage Princess Doria

Name: Potage Princess Doria
Ingredients: 2 T. your best olive oil; 2 c. bacon cut in 1/2 inch dice; 2 c. sliced sweet onion; 2 c. roughly chopped leeks, white part only; 1/4 t. red pepper flakes; 2 c. carrots, sliced 1/4 inch thick; 2 c. celery root, cut in large dice; 2 c. small mixed potatoes (red, yellow, wax), cut in 1/4 inch rounds; 2 c. Jerusalem artichokes (a.k.a. sunchokes) scrubbed and cut in 1/4 inch rounds; 1 t. salt; 1/2 t. pepper; 8 c. good chicken broth (two 32 oz. containers); Herb packet: 3 bay leaves and 10 branches fresh thyme, tied together with string; 6 c. kale, washed and torn; Hazelnut or pumpkin seed oil; 2 T. grated Parmesan