In large bowl, beat eggs, brown sugar, caramel topping and 1/4 cup melted butter with whisk until well blended. Stir in pecans. Pour mixture into pan; spread evenly over bottom of pan. Sprinkle top with dry cake mix; gently shake pan to distribute evenly. Pour 3/4 cup melted butter over top, tilting pan to cover as much of top with butter as possible.