Velveeta Peanut Butter Fudge

1/2 pound Velveeta cheese
2 pounds confectioners sugar
1 1/2 sticks (3/4 cup) butter
1 tablespoon vanilla extract
1 cup peanut butter

Melt first 3 ingredients together in microwave. Add remaining ingredients. Knead as for bread dough until you can no longer see the sugar. Roll candy with a glass. Spread into greased pan. Refrigerate until set.