Butter Coconut Pie

INGREDIENTS

• 1 (9-inch) frozen piecrust
• 1 cup sugar
• 1 tablespoon all-purpose flour
• 3 large eggs, lightly beaten
• 1 (3.5-ounce) can sweetened flaked coconut
• 1/2 cup evaporated milk
• 1/3 cup butter or margarine, melted
• 1 teaspoon vanilla extract