2 cups pecans, small or broken pieces (may use walnuts)
2/3 cup butter
2/3 cup firmly packed brown sugar
1 (14-ounce) can sweetened condensed milk
1 teaspoon vanilla
Place pecans on a large microwave-safe glass plate and microwave on High for 6 minutes, stirring every 2 minutes; set aside.*
In an 8-cup capacity microwave-safe glass bowl, microwave butter on High for 1 minute.
Stir in brown sugar and milk until blended.
Microwave on High for 9 minutes, stirring every 2 minutes.
Beat with wooden spoon for 5 minutes, or until stiff.
Stir in vanilla and roasted pecans.
Spread in lightly buttered 8-inch glass dish and chill until firm.
Cut into squares.