Chai Mix

1 cup powdered milk
1 cup powdered creamer
1 cup vanilla powdered creamer
2.5 cups sugar
1.5 cups unsweetened ice tea powder
2 tsp ground ginger
2 tsp ground cinnamon
1 tsp ground cloves
1 tsp ground cardamom
1 tsp nutmeg
1 tsp allspice
1/4 tsp white pepper