3/4 c. Pet cream
1/4 c. butter
2 1/4 c. sugar
1 3/4 c. marshmallow creme
2 c. Reese peanut butter chips
1 tsp. vanilla

Combine milk, butter, sugar, marshmallow creme in heavy pot. Cook over medium heat, stirring constantly until it boils. Continue cooking for 5 minutes. Remove from heat. Add chips and vanilla. Stir until smooth. Pour into 9" buttered pan. Cool.