1
: In heavy saucepan over low heat, melt chocolate chips. Stir in sweetened condensed milk.
2
: Remove from heat and stir in vanilla. Chill until firm enough to handle, about 2-3 hours.
3
: Shape into 1" (2.5 cm) balls (a melon baller is helpful). Roll in any of the coatings, and place on parchment lined cookie sheet. Chill again until firm.