tip: apex of tongue, most anterior part blade: lies right in back of the alveolar ridge dorsum (body): main mass of tongue in front of the root root: most dorsal part of tongue.
Bring milk, water and celery root to a simmer in a large saucepan over medium heat. Reduce the heat to maintain a gentle simmer and cook until very tender, about 30 minutes. Reserve 1 cup of the cooking liquid, then drain. Puree the celery root, butter, salt and pepper in a food processor (or blender) until smooth and the consistency of thinned mashed potatoes.
Method: Put 5 1/2 cups of the watermelon, 2 1/2 cups of the tomatoes, shallots, oil, vinegar, 2 tablespoons of the cilantro, salt and pepper into a blender and puree until smooth. Transfer puree to a fine mesh strainer set over a large bowl and strain puree, pressing as much through as possible; discard solids.