Savory Tarte Tatin with Winter Vegetables

Name: Savory Tarte Tatin with Winter Vegetables
Ingredients: For the Pastry; 1 1/3 cups all purpose flour; 1/2 teaspoon salt; 1 stick cold unsalted butter, diced small; 1 large farm-fresh egg, beaten; For the Vegetables; 1 small sweet potato, peeled, sliced into 1/4 thick disks; 1 small bunch carrots, cut on a steep bias in 1/4 thick slices; 1 small yellow onion, peeled, sliced in 1/4 slices, rings separated; 1 small rutabaga, peeled, cut in 1/4 slices; 2 tablespoons extra virigin olive oil; kosher salt and freshly ground pepper; 2 tablespoons unsalted butter; 2 tablespoons meyer lemon juice; 1 1/2 tablespoons local honey; 1 teaspoon meyer lemon zest; 1 teaspoon chopped fresh thyme; 1 handful baby chard or spinach; chevre, for crumbling on finished tarte