Ingredients for about 8 servings:
1 onion, chopped
1 rib celery, chopped
1 tbsp olive oil
3 cloves garlic
salt to taste
1 large russet potato, peeled, quartered
2 heads cauliflower, trimmed
1 quart chicken broth
1 quart water
1/2 cup cream
cayenne to taste
For the gremolata:
4 strips bacon
1 1/2 cups fresh breadcrumbs

Ognion + céleri + sel -> 5-6 minutes
Ail -> 1 minute
Patate + choux-fleur + bouillon -> bouillir + frémisser 30 minutes
Blender
Cayenne + crème