Make Ahead Pancake Mix

8 1/2 cups flour (6 1/2 white and 2 wheat)
1 Tablespoon baking powder
1 Tablespoon salt
2 teaspoons cream of tartar
1 teaspoon baking soda
1 1/2 cups powdered milk
2 1/4 cups shortening

Mix all ingredients minus shortening together. Cut in shortening. Then store in a container for later.

To make pancakes:

2 cups pancake mix
1 egg
1 cup water (or more depending on how thick you like your pancakes)