2 (10 oz.) pkg. vanilla milk chips
1 can sweetened condensed milk
1/4 c. butter
1 tsp. maple extract
1 1/2 c. chopped walnuts

Combine chips and condensed milk in glass bowl. Microwave on high for 2 minutes. Stir and microwave 1 minute more if needed to melt chips. Stir in the rest of ingredients. Spread into 8-inch square pan. Refrigerate and cut into squares when cool.