French Vegetable Stew Vegan

Name: French Vegetable Stew (Vegan)
Ingredients: * 2 tbsp olive oil; * 2 large leek, washed and chopped (white and tender green part only); * 4 garlic clove, minced; * 1 tsp fennel seed; * 1 fennel bulb, sliced; * 2 large white potato, peeled and cubed; * 2 15-ounce can undrained petite diced tomato; * 3 carrot, peeled and diced; * 1 15-ounce can cannelini bean (drained and rinsed); * 3 tablespoon minced fresh tarragon; * 1/4 cup white wine vinegar