On this Easter day enhance your celebrations of the day with this delicious dish. This is an Easter play on chicken and tarragon potpie. TOTAL TIME: Preparation: 45 min Baking: 25 min + standing INGREDIENTS 3 celery ribs, diced 2 medium onions, diced 2 medium carrots, diced 1/2 fennel bulb, diced 2 tablespoons olive oil 1/4 cup unsalted butter, cubed 1/2 cup all-purpose flour 1 carton (32 ounces) reduced-sodium chicken broth 1 teaspoon dried thyme 2 cups cubed fully cooked ham 1 tablespoon chopped fresh tarragon 1/4 teaspoon salt 1/4 teaspoon pepper BUTTERMILK BISCUITS: 2 cups all-purpose flour 1 tablespoon baking powder 1/2 teaspoon kosher salt 1/2 teaspoon baking soda 2/3 cup unsalted butter, cubed 3/4 cup buttermilk DIRECTIONS 1. Preheat oven to 425°. Toss celery, onions, carrots and fennel in oil to coat. Spread in a single layer over a 15x10x1-in. baking pan. Roast, stirring occasionally, until lightly browned, 20-25 minutes. Cool. Reduce heat to 350°. 2. Meanwhile, in a large saucepan, melt butter. Stir in flour until smooth. Gradually whisk in broth; add thyme. Bring to a boil, stirring constantly; reduce heat and simmer 10 minutes. Add roasted vegetables, ham, tarragon, salt and pepper, cooking until heated through. Transfer to a greased 13x9-in. baking dish. 3. For biscuits, pulse flour, baking powder, salt and baking soda in a food processor until blended. Add cubed butter; pulse until butter is the size of peas. Transfer to a large bowl; stir in buttermilk until no flour is visible. Turn onto a floured surface; knead gently 8-10 times. Roll dough into a 13x9-in. rectangle; cut into shapes of your choice. 4. Arrange biscuit pieces, overlapping slightly, over ham mixture. Bake until biscuit topping is golden brown, 25-30 minutes. Let stand 10 minutes before serving.