Caramelized Shallot Gravy

Ingredients

• 2 Tbs. olive oil
• 1 lb. large shallots, peeled and cut into 18- to 1/4-inch-thick rounds (4 cups)
• 1 small Turkish bay leaf
• 1 pinch salt
• 1 tsp. chopped fresh thyme
• 2 Tbs. all-purpose flour
• 2 cups Rich Vegetable Broth or low-sodium vegetable broth
• 1/2 cup extra-dry French or Italian vermouth
• 1 tsp. dark brown sugar
• 1/2 tsp. Dijon mustard
• 1/4 tsp. white wine vinegar