(14 oz) can sweetened condensed milk
(12 oz) can frozen orange juice concentrate, thawed
(8 oz) container frozen whipped topping, thawed
(6 oz) graham cracker crusts
drops yellow food coloring (optional)
drops red food coloring (optional)
Fold condensed milk and orange juice concentrate into whipped topping. Mix in food coloring. Pour into crusts, cover and freeze.