1/4 cup butter
1 (5 ounce) can evaporated milk
1 1/2 cups granulated sugar
1 1/2 cups pecans
1 teaspoon vanilla extract

Mix sugar and evaporated milk. Boil until 210 degrees F. Add vanilla extract and butter. Cook until a soft ball can be formed when a small amount of mixture is dropped into a bowl of cool water. Add pecans. Let temperature rise 2 degrees higher than soft ball stage. Remove from heat. Whip mixture until it feels heavy. Spoon out small amounts of mixture.