Rhubarb Peach Cobbler - Alton Brown

Ingredients

• 2 cups all-purpose flour
• 2 tablespoons plus 1 cup sugar, divided
• 1 tablespoon freshly grated lime zest
• 1 teaspoon plus 1/4 teaspoon kosher salt, divided
• 9 tablespoons unsalted butter, cubed and chilled, plus extra for dish
• 1 1/2 ounces lard, chilled and cut into small pieces
• 1 1/2 fluid ounces (3 tablespoons) ice water
• 2 tablespoons cornstarch
• 1 pound rhubarb, chopped into 1/2-inch pieces
• 1 pound peaches, skin on and sliced into 1/2- to 1-inch slices
• 1 tablespoon freshly squeezed lime juice