Green Onion Evening Galette

Name: Green Onion Evening Galette
Ingredients: For the pastry; 1 1/4 cups all-purpose flour; 1/4 teaspoon salt; 8 tablespoons (1 stick) unsalted butter, cut into pieces; 1/4 cup ricotta cheese (sour cream or buttermilk); 1/4 cup ice water; 1 teaspoon fresh-squezed lemon juice; For the filling; 1 large Vidalia onion; 1 bunch green onions; 2 leeks; 1 bunch scallions; 1 small fennel bulb; 1 tablespoon anise seeds; 1 tablespoon brown sugar; 1 tablespoon brandy (optional); 2 tablespoons chives (or chopped tarragon); Salt and pepper to taste; 2 tablespoons olive oil