Place loaf pan or container in freezer at least 30 minutes

Place bowl and whisk in freezer at least 30 minutes

Be sure whipping cream and condensed milk are really cold

In a large bowl, beat whipping cream until stiff peaks form

In a medium bowl, combine the sweetened condensed milk and vanilla until smooth

Gradually add milk mixture to whipping cream by GENTLY folding into whipped cream

Divide mixture into 6 separate bowls (it will be about 1 cup each)

Color each bowl with a different color by GENTLY folding the coloring into the mixture

Remove container from freezer and drop ice cream mixture by spoonfuls into the container

Freeze overnight