Line an 8x8 inch baking pan with foil. Arrange vanilla wafers in a single layer in the bottom of the pan.
In a medium saucepan melt 8 oz. of white chocolate over low heat. Place remaining white chocolate in a bowl. Pour melted chocolate atop; stir until melted. Add a small amount of food coloring to chocolate to tint, if desired.
Pour the melted chocolate over cookies in the prepared pan. Using a spatula, spread chocolate into an even layer. Cool 5 minutes. Gently press berries into chocolate. Store in refrigerator for up to 24 hours