3 cups quick-cooking oats, divided
8 plastic sandwich bags
Put 1/2 cup oats in a blender and whirl at high speed until powdery; reserve in a small bowl and repeat procedure with an additional 1/2 cups oats. If you're using a food processor, powder the 1 cup of oats in one motion.
Into each sandwich bag put 1/4 cup unpowdered oats, 2 tablespoons powdered oats, and a scant 1/4 teaspoon salt. Store in a box or airtight container.
To serve: Empty packet into a bowl. Add 3/4 cup boiling water; stir and let stand for 2 minutes. For thicker oatmeal, use less water; for thinner, use more water.
Apple-Cinnamon: To each packet add 1 tablespoon sugar, 1/4 teaspoon cinnamon, and 2 tablespoons chopped dried apples.
Sweetened: To each packet add 1 tablespoon sugar.
Cinnamon Spice: To each packet add 1 tablespoon sugar, 1/4 teaspoon cinnamon, and a scant 1/8 teaspoon nutmeg.
Raisins and Brown Sugar: To each packet add 1 tablespoon packed brown sugar and 1 tablespoon raisins.
Wheat Germ: To each packet add 2 tablespoons any kind of wheat germ.
Fruit and Cream: To each packet add 1 tablespoon dry milk and 2 tablespoons dried fruit.
Source: Make Your Own Groceries by Daphne Metaxas Hartwig